380 Courses

CompTIA A+ bootcamp training course description This course includes A+ Certification: Systems Hardware and Networking Support Skills and A+ Certification: Operating Systems and Security Support Skills. The course will provide IT "super users" or new support professionals with the fastest route to A+ Certification. Full practical sessions will prepare students for the two A+ Certification exams. Note: Some self-study each evening will be required. What will you learn Install, configure, and troubleshoot peripheral devices, system components, print devices, wired and wireless LAN links and internet access devices. Install, configure, and troubleshoot the Microsoft Windows, Linux, and Mac OS PC operating systems plus iOS, Android, and Windows mobile devices. Perform basic PC maintenance. Configure access control measures. Perform basic PC maintenance. CompTIA A+ bootcamp training course details Who will benefit: Students wishing to take both CompTIA A+ exams. Prerequisites: PC fundamentals Duration 5 days Networking Microsoft Systems course contents Peripherals and Adapters Motherboard Components, Connection Interfaces, Display Devices, Audio and Multimedia Devices, Removable Storage Devices. System Components Mass Storage Devices, System Memory, Processors, BIOS and UEFI, Power Supplies. Troubleshooting and Mobile Devices Troubleshooting System Components, Laptops, Mobile Devices, Troubleshooting Mobile Devices. Printer and Network Hardware Printers, Configuring Printers, Troubleshooting Printers, Network Architectures, Ethernet Networks. Networks Wireless Networks, Internet Connections, Internet Protocol, Routers and Firewalls, Troubleshooting Networks. Supporting Windows (1) Windows Operating System, Administration Tools, Managing Storage, Managing Files, Managing Applications. Supporting Windows (2) Managing Devices, Managing Performance, Troubleshooting Windows, Installing Windows. Supporting Windows Troubleshooting Boot Problems, Maintenance and Backup, Threats and Vulnerabilities, Viruses and Malware, Securing Workstations, Securing Data. Supporting Windows Networks Configuring Network Connections, Securing Network Connections, Configuring Shared Resources, Virtualization and Services. Linux, OS X, and Mobile OS Linux Operating System, OS X, Mobile Operating Systems, Mobile OS Security and Troubleshooting, Safety and Environmental Procedures, Professionalism and Communication.

Red Hat training course description This three day hands on course provides a comprehensive coverage of core Linux administration tasks on Red Hat Linux. What will you learn Administer & configure Linux systems. Maintain Linux by handling disk space and taking regular backups. Manage software packages. Perform basic troubleshooting. Maintain a secure Linux system. Describe the organisation and implementation of the filesystem. Red Hat training course details Who will benefit: System administrators. Network administrators. Prerequisites: Linux fundamentals Duration 3 days Red Hat training course contents Managing software Package Concepts, RPM, rpm Commands, Yum, Dependencies and Conflicts, Startup Script Problems, Shared Libraries, Library Management, Managing Processes, the Kernel: The First Process, Process Lists, Foreground & Background Processes, Process Priorities, Killing Processes. Configuring hardware Configuring Firmware and Hardware, IRQs, I/O Addresses, DMA Addresses, Boot Disks, Coldplug and Hotplug Devices, Configuring Expansion Cards and PCI Cards, Kernel Modules, USB Devices, Linux USB Drivers, Configuring Hard Disks, Partitioning Systems, LVM, Common Layouts, Creating Partitions and Filesystems, Maintaining Filesystem Health, Tuning, Journals, Checking Filesystems, Monitoring Disk Use, Mounting and Unmounting Filesystems. Managing files File Management Commands, File Naming and Wildcards, File Archiving, Links, Directory Commands, File Ownership and Group, File access control, Permissions, chmod, Defaults, File Attributes, Disk Quotas, Enabling and setting Quotas, Locating Files, The FHS. Booting Linux and editing files Installing Boot Loaders, GRUB Legacy, GRUB 2, Alternative Boot Loaders, the Boot Process, Boot Messages, Runlevels and the Initialization Process, Runlevel Functions, Runlevel Services, Alternative Boot Systems , Upstart, system. Administering the system Managing Users and Groups, Tuning User and System Environments, Using System Log Files, Understanding syslogd , Setting Logging Options, Manually Logging Data, Rotating Log Files, Reviewing Log File Contents, Maintaining the System Time, Linux Time Concepts, Manually Setting the Time, Using NTP, Running Jobs in the Future, Understanding the Role of cron, Creating System cron Jobs, Creating User cron Jobs, Using anacron, Using at. Configuring basic networking TCP/IP, Network Hardware, Network Addresses, Hostnames, Network Ports, Configuring Linux for a Local Network, Configuring with DHCP, Static IP Address, Configuring Routing, Using GUI Configuration Tools, ifup and ifdown, Diagnosing Network Connections, Testing Connectivity, Tracing a Route, Checking Network Status , Examining Network Traffic, Additional Tools. Securing your systems Administering Network Security, Super Server Restrictions, Disabling Unused Servers, Administering Local Security, Securing Passwords, Limiting root Access, Setting Login, Process, SUID/SGID Files, Configuring SSH, Using GPG, Generating, Importing and Revoking Keys, Encrypting and Decrypting Data, Signing Messages and Verifying Signatures. Clustered File Systems Principles of cluster file systems. Create, maintain and troubleshoot GFS2 file systems in a cluster, create, maintain and troubleshoot OCFS2 file systems in a cluster, Integration of GFS2 and OCFS2 with Pacemaker, the O2CB cluster stack, other commonly used clustered file systems.

Duration 5 Days 30 CPD hours This course is intended for Database Administrator Help Desk/CoE Support System Administrator Technology Consultant Overview This course will prepare you to: Install and update an SAP HANA 2.0 SPS04 database Installation and configuration of SAP HANA cockpit 2.0 SP10 Perform the SAP HANA system administration tasks using SAP HANA cockpit 2.0 SP10 in a multitenant database environment Start and stop, change the configuration, backup and troubleshoot an SAP HANA 2.0 SPS04 database Backup and recover a multitenant SAP HANA 2.0 SPS04 database This course covers in detail all key capabilities of SAP HANA database system administration. Through the lectures and exercises you will learn how to install, update and operate an SAP HANA 2.0 SPS04 database using SAP HANA Cockpit 2.0 SP10. The course covers the most important database administration tasks of an SAP HANA system administrator. During the course, you will learn details about starting and stopping, changing the configuration parameters, monitoring the database, backup and recovery and troubleshoot of a multitenant SAP HANA 2.0 SPS04 database system. Course Outline This course is the best starting point to learn about SAP HANA installation, update, configuration and system administration The course is independent from the SAP NetWeaver administration world, as it teaches how to perform system administration on the SAP HANA platform. The system administration tools used are native to the SAP HANA platform At the end, you will be able to perform all the required daily system administration tasks on the SAP HANA database platform Throughout the course, you will learn about the following SAP HANA tools for installation, update, configuration and system administration SAP HANA database lifecycle manager (HDBLCM) SAP HANA cockpit 2.0 SP10 SAP HANA HDBSQL command line Contents SAP HANA introduction Installation sizing and OS preparations SAP HANA installation and upgrade of a multitenant database SAP HANA architecture and deployment options SAP HANA cockpit 2.0 installation and configuration SAP HANA Administration tools Post installation steps Database administration tasks using SAP HANA cockpit 2.0 Backup and recovery using SAP HANA cockpit 2.0 SAP HANA Security User and authorizations

LPIC-1 training course description This five day hands on course provides a comprehensive coverage of core Linux administration tasks. The course covers generic Linux and is available for any Linux distribution required. It closely follows the LPIC curriculum allowing delegates to achieve the relevant certification if required. What will you learn Administer & configure Linux systems. Maintain Linux by handling disk space and taking regular backups. Manage software packages. Perform basic troubleshooting. Maintain a secure Linux system. Describe the organisation and implementation of the filesystem. LPIC-1 training course details Who will benefit: System administrators. Network administrators. Prerequisites: Linux fundamentals (LPI 010) Duration 5 days LPIC-1 training course contents Part I Exam 101 Exploring Linux Command-Line Tools Using a Shell, Shell Configuration, Environment Variables, Getting Help, Streams, Redirection and Pipes, Processing Text Using Filters, Manipulating files, Regular Expressions, grep,sed. Managing Software Package Concepts, Comparison of package formats, RPM, rpm Commands, Yum, Debian Packages, dpkg, apt-cache, apt-get, dselect, aptitude, Converting Between Package Formats, Dependencies and Conflicts, Startup Script Problems, Shared Libraries, Library Management, Managing Processes, the Kernel: The First Process, Process Lists, Foreground & Background Processes, Process Priorities, Killing Processes. Configuring Hardware Configuring Firmware and Hardware, IRQs, I/O Addresses, DMA Addresses, Boot Disks, Coldplug and Hotplug Devices, Configuring Expansion Cards and PCI Cards, Kernel Modules, USB Devices, Linux USB Drivers, Configuring Hard Disks, Partitioning Systems, LVM, Common Layouts, Creating Partitions and Filesystems, Maintaining Filesystem Health, Tuning, Journals, Checking Filesystems, Monitoring Disk Use, Mounting and Unmounting Filesystems. Managing Files File Management Commands, File Naming and Wildcards, File Archiving, Links, Directory Commands, File Ownership and Group, File access control, Permissions, chmod, Defaults, File Attributes, Disk Quotas, Enabling and setting Quotas, Locating Files, The FHS. Booting Linux and Editing Files Installing Boot Loaders, GRUB Legacy, GRUB 2, Alternative Boot Loaders, the Boot Process, Boot Messages, Runlevels and the Initialization Process, Runlevel Functions, Runlevel Services, Alternative Boot Systems , Upstart, system. Part II Exam 102 265 Securing the X Window System Localization, Configuring Basic X Features, X Server Options, Methods of Configuring X, X Display Information, X Fonts, The X GUI Login System, XDMCP Server, Using X for Remote Access, Screen Display Settings, Setting Your Time Zone, Your Locale, Configuring Printing, Conceptualizing the Linux Printing Architecture, Understanding PostScript and Ghostscript, Running a Printing System, Configuring CUPS, Monitoring and Controlling the Print Queue. Administering the System Managing Users and Groups, Tuning User and System Environments, Using System Log Files, Understanding syslogd , Setting Logging Options, Manually Logging Data, Rotating Log Files, Reviewing Log File Contents, Maintaining the System Time, Linux Time Concepts, Manually Setting the Time, Using NTP, Running Jobs in the Future, Understanding the Role of cron, Creating System cron Jobs, Creating User cron Jobs, Using anacron, Using at. Configuring Basic Networking TCP/IP, Network Hardware, Network Addresses, Hostnames, Network Ports, Configuring Linux for a Local Network, Configuring with DHCP, Static IP Address, Configuring Routing, Using GUI Configuration Tools, ifup and ifdown, Diagnosing Network Connections, Testing Connectivity, Tracing a Route, Checking Network Status , Examining Network Traffic, Additional Tools. Writing Scripts, Configuring Email, and Using Databases The Shell Environment, Aliases, Shell Configuration Files, Writing Scripts, Commands, Variables, Conditional Expressions, Loops, Functions, Managing Email, Choosing Email Software, Securing Your Email Server, Managing Data with SQL, Picking a SQL Package, Understanding SQL Basics, Using MySQL Securing Your System Administering Network Security, Super Server Restrictions, Disabling Unused Servers, Administering Local Security, Securing Passwords, Limiting root Access, Setting Login, Process, SUID/SGID Files, Configuring SSH, Using GPG, Generating, Importing and Revoking Keys, Encrypting and Decrypting Data, Signing Messages and Verifying Signatures.

Step into the dynamic realm of IT with our 'IT Support Technician: Troubleshooting and Technical Expertise' course. Dive deep into the intricacies of computer hardware, software, and the cloud, ensuring a foundation that is not just firm but future-proof. From networking essentials to the rudiments of cybersecurity, this curriculum embraces the most sought-after skills, placing you at the forefront of technical innovation. And it doesn't stop there. This course emphasises professional growth, equipping you with the prowess to shine brightly in the vast constellation of the IT sector. Amidst an age dominated by technology, the demand for proficient IT support technicians has skyrocketed. With modules tailored to render a comprehensive understanding of both system administration and the nuances of troubleshooting, every learner is instilled with the confidence to tackle real-world technical challenges. Let this be your stepping stone to mastery, and your passport to a prosperous career. Learning Outcomes Acquire a foundational knowledge of computer hardware, software, and system administration. Understand and apply networking fundamentals in varied IT environments. Identify and mitigate potential cybersecurity threats. Develop proficiency in diagnosing and rectifying software and hardware anomalies. Gain insights into storage solutions, with a special emphasis on cloud computing. Why buy this IT Support Technician: Troubleshooting and Technical Expertise? Unlimited access to the course for a lifetime. Opportunity to earn a certificate accredited by the CPD Quality Standards and CIQ after completing this course. Structured lesson planning in line with industry standards. Immerse yourself in innovative and captivating course materials and activities. Assessments designed to evaluate advanced cognitive abilities and skill proficiency. Flexibility to complete the Course at your own pace, on your own schedule. Receive full tutor support throughout the week, from Monday to Friday, to enhance your learning experience. Unlock career resources for CV improvement, interview readiness, and job success. Who is this IT Support Technician: Troubleshooting and Technical Expertise for? Aspiring IT support technicians eager to enter the tech industry. Current IT professionals wishing to upscale or refresh their technical knowledge. Individuals interested in cybersecurity fundamentals. System administrators looking to enhance their troubleshooting skills. Anyone aiming to gain a comprehensive understanding of storage and cloud solutions. Career path IT Support Technician - Average salary range in the UK: £18,000 - £30,000 System Administrator - Average salary range in the UK: £25,000 - £50,000 Network Engineer - Average salary range in the UK: £30,000 - £60,000 Cybersecurity Analyst - Average salary range in the UK: £30,000 - £55,000 Cloud Solutions Architect - Average salary range in the UK: £60,000 - £90,000 IT Consultant - Average salary range in the UK: £40,000 - £80,000 Prerequisites This IT Support Technician: Troubleshooting and Technical Expertise does not require you to have any prior qualifications or experience. You can just enrol and start learning.This IT Support Technician: Troubleshooting and Technical Expertise was made by professionals and it is compatible with all PC's, Mac's, tablets and smartphones. You will be able to access the course from anywhere at any time as long as you have a good enough internet connection. Certification After studying the course materials, there will be a written assignment test which you can take at the end of the course. After successfully passing the test you will be able to claim the pdf certificate for £4.99 Original Hard Copy certificates need to be ordered at an additional cost of £8. Course Curriculum Module 01: Introduction to IT Support Technician Introduction to IT Support Technician 00:15:00 Module 02: Computer Hardware and Software Computer Hardware and Software 00:10:00 Module 03: Networking Fundamentals Networking Fundamentals 00:16:00 Module 04: System Administration System Administration 00:21:00 Module 05: Cybersecurity Basics Cybersecurity Basics 00:12:00 Module 06: Professional Development and Career Skills Professional Development and Career Skills 00:10:00 Module 07: Troubleshooting Software and Hardware Issues Troubleshooting Software and Hardware Issues 00:14:00 Module 08: Storage and Cloud Computing Storage and Cloud Computing 00:15:00

Apple course, macOS Support Essentials, ACSP, IT Support,

The rationale for the Level 5 Diploma in IT - Web Design qualification (Accredited by Qualifi, UK) is that it provides a career path for learners who wish to develop a broad base of knowledge and skills that will enable them to work in a variety of roles n the IT industry, notably in .NET programming, system administration and network security. Learners will also learn about entrepreneurship in a techno environment. The Level 5 Diploma in IT - Web Design qualification is flexible in that it offers elective choices of networking, web design or e-commerce - the latter being much in demand in modern business. The technical skills and knowledge delivered through the successful achievement of the qualification are required and recognised internationally. The diploma is accredited at Level 5 and has a total equivalence of 120 credits. Key Highlights of this Level 5 Diploma in IT - Web Design qualification are: Program Duration: 9 Months (Fast track 6 months duration mode Available) Program Credits: 120 Designed for working Professionals Format: Online No Written Exam. The Assessment is done via Submission of Assignment Tutor Assist available Dedicated Student Success Manager Timely Doubt Resolution Regular Networking Events with Industry Professionals Become eligible to gain direct entry into relevant Undergraduate degree programme. Alumni Status No Cost EMI Option Requirements This Level 5 Diploma in IT - Web Design (Accredited by Qualifi, UK) qualifications has been designed to be accessible without artificial barriers that restrict access and progression. Entry to the qualification will be through centre interview and learners will be expected to hold the following: Qualifications at Level 4 OR A Level 5 qualification in another discipline and want to develop their careers in business and entrepreneurship. Career path Learners completing the Level 5 Diploma in IT - Web Design progress to: Final year of Undergraduate study, or Level 6 Diploma in Information Technology, or BSc (Hons) in Business Computing and Information Systems degree, or Directly into employment in an associated profession. Certificates Certificate of Achievement Hard copy certificate - Included Qualifi courses: Once you complete the course, you would be receiving a Physical hard copy of your Diploma along with its Transcript which we would Courier to your address via DHL or Royal Mail without any additional charge.

Securing UNIX systems training course description This course teaches you everything you need to know to build a safe Linux environment. The first section handles cryptography and authentication with certificates, openssl, mod_ssl, DNSSEC and filesystem encryption. Then Host security and hardening is covered with intrusion detection, and also user management and authentication. Filesystem Access control is then covered. Finally network security is covered with network hardening, packet filtering and VPNs. What will you learn Secure UNIX accounts. Secure UNIX file systems. Secure UNIX access through the network. Securing UNIX systems course details Who will benefit: Linux technical staff needing to secure their systems. Prerequisites: Linux system administration (LPIC-1) Duration 5 days Securing UNIX systems course contents Cryptography Certificates and Public Key Infrastructures X.509 certificates, lifecycle, fields and certificate extensions. Trust chains and PKI. openssl. Public and private keys. Certification authority. Manage server and client certificates. Revoke certificates and CAs. Encryption, signing and authentication SSL, TLS, protocol versions. Transport layer security threats, e.g. MITM. Apache HTTPD with mod_ssl for HTTPS service, including SNI and HSTS. HTTPD with mod_ssl to authenticate users using certificates. HTTPD with mod_ssl to provide OCSP stapling. Use OpenSSL for SSL/TLS client and server tests. Encrypted File Systems Block device and file system encryption. dm-crypt with LUKS to encrypt block devices. eCryptfs to encrypt file systems, including home directories and, PAM integration, plain dm-crypt and EncFS. DNS and cryptography DNSSEC and DANE. BIND as an authoritative name server serving DNSSEC secured zones. BIND as an recursive name server that performs DNSSEC validation, KSK, ZSK, Key Tag, Key generation, key storage, key management and key rollover, Maintenance and resigning of zones, Use DANE. TSIG. Host Security Host Hardening BIOS and boot loader (GRUB 2) security. Disable useless software and services, sysctl for security related kernel configuration, particularly ASLR, Exec-Shield and IP / ICMP configuration, Exec-Shield and IP / ICMP configuration, Limit resource usage. Work with chroot environments, Security advantages of virtualization. Host Intrusion Detection The Linux Audit system, chkrootkit, rkhunter, including updates, Linux Malware Detect, Automate host scans using cron, AIDE, including rule management, OpenSCAP. User Management and Authentication NSS and PAM, Enforce password policies. Lock accounts automatically after failed login attempts, SSSD, Configure NSS and PAM for use with SSSD, SSSD authentication against Active Directory, IPA, LDAP, Kerberos and local domains, Kerberos and local domains, Kerberos tickets. FreeIPA Installation and Samba Integration FreeIPA, architecture and components. Install and manage a FreeIPA server and domain, Active Directory replication and Kerberos cross-realm trusts, sudo, autofs, SSH and SELinux integration in FreeIPA. Access Control Discretionary Access Control File ownership and permissions, SUID, SGID. Access control lists, extended attributes and attribute classes. Mandatory Access Control TE, RBAC, MAC, DAC. SELinux, AppArmor and Smack. etwork File Systems NFSv4 security issues and improvements, NFSv4 server and clients, NFSv4 authentication mechanisms (LIPKEY, SPKM, Kerberos), NFSv4 pseudo file system, NFSv4 ACLs. CIFS clients, CIFS Unix Extensions, CIFS security modes (NTLM, Kerberos), mapping and handling of CIFS ACLs and SIDs in a Linux system. Network Security Network Hardening FreeRADIUS, nmap, scan methods. Wireshark, filters and statistics. Rogue router advertisements and DHCP messages. Network Intrusion Detection ntop, Cacti, bandwidth usage monitoring, Snort, rule management, OpenVAS, NASL. Packet Filtering Firewall architectures, DMZ, netfilter, iptables and ip6tables, standard modules, tests and targets. IPv4 and IPv6 packet filtering. Connection tracking, NAT. IP sets and netfilter rules, nftables and nft. ebtables. conntrackd Virtual Private Networks OpenVPN server and clients for both bridged and routed VPN networks. IPsec server and clients for routed VPN networks using IPsec-Tools / racoon. L2TP.

The rationale for the Level 5 Diploma in IT - Web Design (Fast Track mode) qualification (Accredited by Qualifi, UK) is that it provides a career path for learners who wish to develop a broad base of knowledge and skills that will enable them to work in a variety of roles n the IT industry, notably in .NET programming, system administration and network security. Learners will also learn about entrepreneurship in a techno environment. The Level 5 Diploma in IT - Web Design (Fast Track mode) qualification is flexible in that it offers elective choices of networking, web design or e-commerce - the latter being much in demand in modern business. The technical skills and knowledge delivered through the successful achievement of the qualification are required and recognised internationally. The diploma is accredited at Level 5 and has a total equivalence of 120 credits. Key Highlights of this Level 5 Diploma in IT - Web Design (Fast Track mode) qualification are: Program Duration: Fast Track 6 months (Regular 9 months course also available) Program Credits: 120 Designed for working Professionals Format: Online No Written Exam. The Assessment is done via Submission of Assignment Tutor Assist available Dedicated Student Success Manager Timely Doubt Resolution Regular Networking Events with Industry Professionals Become eligible to gain direct entry into relevant Undergraduate degree programme. Alumni Status No Cost EMI Option Requirements This Level 5 Diploma in IT - Web Design (Fast Track mode) (Accredited by Qualifi, UK) qualifications has been designed to be accessible without artificial barriers that restrict access and progression. Entry to the qualification will be through centre interview and learners will be expected to hold the following: Qualifications at Level 4 OR A Level 5 qualification in another discipline and want to develop their careers in business and entrepreneurship. Career path Learners completing the Level 5 Diploma in IT - Web Design (Fast Track mode) progress to: Final year of Undergraduate study, or Level 6 Diploma in Information Technology, or BSc (Hons) in Business Computing and Information Systems degree, or Directly into employment in an associated profession. Certificates Certificate of Achievement Hard copy certificate - Included Qualifi courses: Once you complete the course, you would be receiving a Physical hard copy of your Diploma along with its Transcript which we would Courier to your address via DHL or Royal Mail without any additional charge.

Securing Linux systems training course description This course teaches you everything you need to know to build a safe Linux environment. The first section handles cryptography and authentication with certificates, openssl, mod_ssl, DNSSEC and filesystem encryption. Then Host security and hardening is covered with intrusion detection, and also user management and authentication. Filesystem Access control is then covered. Finally network security is covered with network hardening, packet filtering and VPNs. What will you learn Secure Linux accounts. Secure Linux file systems. Secure Linux access through the network. Securing Linux systems training course details Who will benefit: Linux technical staff needing to secure their systems. Prerequisites: Linux system administration (LPIC-1) Duration 5 days Securing Linux systems training course contents Cryptography Certificates and Public Key Infrastructures X.509 certificates, lifecycle, fields and certificate extensions. Trust chains and PKI. openssl. Public and private keys. Certification authority. Manage server and client certificates. Revoke certificates and CAs. Encryption, signing and authentication SSL, TLS, protocol versions. Transport layer security threats, e.g. MITM. Apache HTTPD with mod_ssl for HTTPS service, including SNI and HSTS. HTTPD with mod_ssl to authenticate users using certificates. HTTPD with mod_ssl to provide OCSP stapling. Use OpenSSL for SSL/TLS client and server tests. Encrypted File Systems Block device and file system encryption. dm-crypt with LUKS to encrypt block devices. eCryptfs to encrypt file systems, including home directories and, PAM integration, plain dm-crypt and EncFS. DNS and cryptography DNSSEC and DANE. BIND as an authoritative name server serving DNSSEC secured zones. BIND as an recursive name server that performs DNSSEC validation, KSK, ZSK, Key Tag, Key generation, key storage, key management and key rollover, Maintenance and resigning of zones, Use DANE. TSIG. Host Security Host Hardening BIOS and boot loader (GRUB 2) security. Disable useless software and services, sysctl for security related kernel configuration, particularly ASLR, Exec-Shield and IP / ICMP configuration, Exec-Shield and IP / ICMP configuration, Limit resource usage. Work with chroot environments, Security advantages of virtualization. Host Intrusion Detection The Linux Audit system, chkrootkit, rkhunter, including updates, Linux Malware Detect, Automate host scans using cron, AIDE, including rule management, OpenSCAP. User Management and Authentication NSS and PAM, Enforce password policies. Lock accounts automatically after failed login attempts, SSSD, Configure NSS and PAM for use with SSSD, SSSD authentication against Active Directory, IPA, LDAP, Kerberos and local domains, Kerberos and local domains, Kerberos tickets. FreeIPA Installation and Samba Integration FreeIPA, architecture and components. Install and manage a FreeIPA server and domain, Active Directory replication and Kerberos cross-realm trusts, sudo, autofs, SSH and SELinux integration in FreeIPA. Access Control Discretionary Access Control File ownership and permissions, SUID, SGID. Access control lists, extended attributes and attribute classes. Mandatory Access Control TE, RBAC, MAC, DAC. SELinux, AppArmor and Smack. etwork File Systems NFSv4 security issues and improvements, NFSv4 server and clients, NFSv4 authentication mechanisms (LIPKEY, SPKM, Kerberos), NFSv4 pseudo file system, NFSv4 ACLs. CIFS clients, CIFS Unix Extensions, CIFS security modes (NTLM, Kerberos), mapping and handling of CIFS ACLs and SIDs in a Linux system. Network Security Network Hardening FreeRADIUS, nmap, scan methods. Wireshark, filters and statistics. Rogue router advertisements and DHCP messages. Network Intrusion Detection ntop, Cacti, bandwidth usage monitoring, Snort, rule management, OpenVAS, NASL. Packet Filtering Firewall architectures, DMZ, netfilter, iptables and ip6tables, standard modules, tests and targets. IPv4 and IPv6 packet filtering. Connection tracking, NAT. IP sets and netfilter rules, nftables and nft. ebtables. conntrackd Virtual Private Networks OpenVPN server and clients for both bridged and routed VPN networks. IPsec server and clients for routed VPN networks using IPsec-Tools / racoon. L2TP.