SEC830

Note! This information is under revision.

SEC830 - Security Issues

Professor

SYA810 is taught by John Selmys (Winter 2009)

Weekly Outline

See the [Winter 2009 SEC830 Weekly Schedule] for specific dates and topics.

Nes: This is the [old SEC830], from Jan 2007. NOTE: It will be updated this semester.

Subject Description

When the Internet became a public medium in 1992, every connected computer became an instant target for "crackers". This subject deals with operating system security including networking issues, wrapper and proxy programs, securing TCP/IP services, host security and passwords, SUID/GUID files, cryptography, firewalls, access control lists, public key infrastructure, system logging, authentication schemes and intrusion detection and prevention.

Credit Status

1 credit in the LUX program.

Prerequisites

SYA710

Specific Outcomes

Upon successful completion of this subject students should be able to:

• install and use encryption software
• maintain user accounts and passwords
• implement and use public key infrastructures
• identify and disable unused system services
• audit the security of a Linux system
• enable and use wrappers and proxies
• maintain file permissions and access control lists
• implement and maintain manditory access controls
• setup, maintain and monitor system logs
• configure a Linux firewall
• setup intrusion prevention and detection systems
• monitor and restrict logins
• install, configure and administrate authentication schemes

Topic Outline

• Overview of Unix Security - 5%
  • common vulnerabilities and attacks
  • security policies

• User Responsibilities - 15%
  • users, groups and passwords
  • permissions (including suid/sgid)
  • files and directories
  • encryption
  • access control lists (ACLs)

• System Security - 15%
  • backups
  • monitoring accounts
  • system logs
  • privileged access

• Network Security - 20%
  • trusted hosts
  • securing network services
  • firewalls
  • network file systems (NFS CIFS)
  • wireless security

• The Secure Shell (SSH) - 10%
  • Installation and Configuration

• Pluggable Authentication Modules (PAM) - 10%
  • Installation, Configuration, Administration

• Security Tools - 15%
  • Tripwire, Crack, Satan, Saint
  • Root kits
  • Tiger, COPS
  • Sniffers (tcpdump, sniffit, kismet)
  • Port Scanning using nmap

• Intrusion Prevention - 10%
  • AppArmor
  • SELinux

Modes Of Instruction

• 2 hours interactive lecture per week, and 2 hours lab time per week

Prescribed Text

• Hack Notes: Linux and Unix Security Portable Reference by Nitesh Dhanjani; ISBN 0-07-222786-9 published by McGraw-Hill/Osborne

Reference Material

• Linux System Security by Scott Mann, Ellen Mitchell and Mitchell Krell, 2002 Pearson, 2nd Edition. ISBN 0130470112
• UNIX Security by editors of Sys Admin magazine 1997 R&D Books/Miller Freeman ISBN 0-87930-471-5
• Practical UNIX and Internet Security by Simson Garfinkel and Gene Spafford 1996 - 2nd Edition O'Reilly & Associates, Inc. ISBN 1-56592-148-8

Supplies

• None

Promotion Policy

To obtain a credit in this subject, a student must:

• Achieve a grade of 55% or better on the final exam
• Satisfactorily complete all assignments
• Achieve a weighted average of 55% or better for the tests and final exam
• Achieve a grade of 55% or better on the overall course

Modes of Evaluation

• 02% Quiz #1
• 03% Quiz #2
• 10% Labs
• 10% Assignment #1
• 15% Assignment #2
• 30% Final Exam
• 30% Midterm Test