LinuxCBT Security Edition Encompasses 11 Pivotal Security Modules
English | 282 kbps | 48 kbps 44100 Hz | 5.6 GB
Genre: Elearning
Security Basics (fundamentals)
Proxy Security feat. Squid
Firewall Security feat. IPTables
SELinux Security – MAC-based Security Controls
Network Intrusion Detection System (NIDS) Security feat. Snort® NIDS
Packet | Capture | Analysis Security feat. Ethereal®|WireShark®
Pluggable Authentication Modules (PAM) Security
Open Secure Shell version 2 (OpenSSHv2) Security
OpenPGP with Gnu Privacy Guard (GPG) Security
Secure File Transfer Protocol (SFTP) Security
Berkeley Packet Filters (BPF) Security
LinuxCBT Security Edition is unparalleled in content, depth and expertise. It entails 128-hours, or ~ 3.2-weeks of classroom training. LinuxCBT Security Edition prepares you or your organization for successfully securing GNU/Linux & Open Source-based solutions. As a by-product, many of the covered concepts, utilities and tricks are applicable to heterogeneous computing environments, ensuring your coverage of the fundamentals of
Recommended Prerequisites for:
Experience with Linux | Unix or any LinuxCBT Operating System Course
Open mind & determination to master Linux and related open-source applications
Basic understanding of networking concepts
Access to a PC to follow the exercises
Basic Security – Module 1
* Boot Security
o Explore Dell PowerEdge BIOS Security-related features
o Discuss concepts & improve Dell PowerEdge BIOS security
o Explain run-time boot loader vulnerabilities
o Explore single-user mode (rootshell) and its inherent problems
o Modify default GRUB startup options & examine results
o Secure boot loader using MD5 hash
o Identify key startup-related configuration files & define boot security measures
o Identify key boot-related utilities
o Confirm expected hardware configuration
o Discuss INIT process, runlevel configuration & concepts
o Explore & tighten the security of the INIT configuration
Proxy Security – Module 2
* Squid Proxy Initialization
o Discuss Squid concepts & applications
o Discuss DNS application
o Configure DNS on primary SuSE Linux server for the Squid Proxy environment
o Confirm DNS environment
o Start Squid and evaluate default configuration
o Install Squid Proxy server
*
* General Proxy Usage
o Configure web browser to utilize proxy services
o Grant permissions to permit local hosts to utilize proxy services
clients
*
* Squid Proxy Logs
o Discuss Squid Proxy logging mechanism
o Identify key log files
o Discuss & explore the Access log to identify HITS and/or MISSES
o Discuss & explore the Store log to identify cached content
o Convert Squid logs to the Common Log Format (CLF) for easy processing
o Discuss key CLF fields
o Configure Webalizer to process Squid-CLF logs
o Revert to Squid Native logs
o Discuss key Native log fields
o Configure Webalizer to process Squid Native logs
*
* Squid Network Configuration & System Stats
o Discuss cachemgr.cgi Common Gateway Interface(CGI) script
o Explore the available metrics provided by cachemgr.cgi
o Change default Squid Proxy port
o Modify text/graphical clients and test communications
o Discuss Safe Ports – usage & applications
Firewall Security – Module 3
* Intro IPTables
o Discuss key IPTables concepts
o OSI Model discussion
o Determine if IPTables support is available in the current kernel
o Identify key IPTables modules and supporting files
o Explore and examine the default tables
o Learn IPTables Access Control List (ACL) syntax
o Discuss ACL management
o Learn to Save & Restore IPTables ACLs
*
* IPTables – Chain Management
SELinux Security – Module 4
* Access Control Models
o Describe Access Control Model (ACM) theories (DAC/MAC/nDAC)
o Explain features & shortcomings of Discretionary Access Control (DAC) models
o Identify key DAC-based utilities
o Discuss the advantages & caveats of Mandatory Access Control (MAC)models
o Explore DAC-based programs
*
* SELinux – Basics
o Discuss subjects & objects
o Explain how SELinux is implemented in 2.6.x-based kernels
o Confirm SELinux support in the kernel
o Identify key SELinux packages
o Use sestatus to obtain the current SELinux mode
o Discuss subject & object labeling
o Describe the 3 SELinux operating modes
o Identify key utilities & files, which dictate the current SELinux operating mode
o Focus on the features of SELinux permissive mode
o Explore the boot process as it relates to SELinux
*
* SELinux – Object Labeling
o Discuss subject & object labeling
o Discuss the role of extended attributes (XATTRs)
o Expose the labels of specific objects
o Alter the lables of specific objects
o Configure SELinux to automatically label objects per security policy
o Reset the system and confirm labels on altered objects
o Explain security tuples
o Use fixfiles to restore object labels on running system per security policy
*
* SELinux – Type Contexts – Security Labels Applied to Objects
LinuxCBT Security Edition
Price: Subscription Includes ALL LinuxCBT | UnixCBT Content
Subscription Terms: 1-Month | 3-Month | 6-Month | 12-Month
License: Single-User (Default)
Multiple Licenses: Select During Checkout
System Requirements: Web Browser with HTML5 | Flash support
User Agents: Chrome | Safari | Firefox | IE | Opera
Mobile | Tablet Platforms: IOS | Droid
Duration: 128 hours
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