G.R.E.E.N
Open Source Security Tools
OWASP Malaysia
www.owasp.my
KL GreenHat - 10 Feb 2011
G.R.E.E.N
G roup
R econ
E ducation
E motion Control
N eutralized
G.R.E.E.N
G roup
G roup
• We all need to be in a group
• We need to have policy
• We have rules to follow
G roup
We all belong to group
Company, community and education
Why policy and rules ?
G roup
Haris, please reset root password?
:)
I have only user privileges
BUT I can do it.
ps. If you are reading this slide, you need to come to my session KL Greenhat 2011 and I will tell you.
clue : chmod +s and sudo
G roup
Within Group
We can set policy and rules
We can implement policy and rules
We can by law punish who break the rules
We can share knowledge and experience
(Company Organisation Community) = GROUP
G roup
Organisation need to have security policy
Internal threat cause most security breaches
G roup
Rules thats within security policy
Internal threat cause most security breaches
G roup
Audit Tools - By hand :)
G roup
Audit Tools - Checklist
Benchmark Audit Tool - cisecurity.org
OWASP How To
http://www.owasp.org/index.php/Category:How_To
G roup
Audit Tools
Bastille Unix
• A hardening script
• bastille --report
• http://bastille-linux.sourceforge.net/
G roup
Pentest - To check your own weakness
Server - OpenVAS, Nikto, nmap
Wireless - aircrack-ng, weplab, WEPCrack, airsnort
Network - tcpdump, wireshark
G.R.E.E.N
R econ
R econ
We need to know and be active
• Log monitoring
• Process monitoring
• Network Monitoring
• Files Monitoring
• Host Monitoring
• Human Monitoring
R econ
Log Monitoring
Central logging - syslog-ng
Monitoring File Log - swatch
R econ
Process Monitoring
Barking at daemons - Monit
R econ
Network Monitoring
Network Intrusion Detection System
• Snort
• Snort Web interface using ACID
• BRO - ada berani (need to customize)
R econ
Files Monitoring
Files integrity Checking
• Advanced Intrusion Detection Environment - AIDE
• Open Source Tripwire
R econ
Host Monitoring
host-based intrusion detection system (HIDS)
• OSSEC HIDS - www.ossec.net
• Samhain - la-samhna.de/samhain
• OSiris - osiris.shmoo.com
Detect files changes and monitoring the logs and
warn system admin.
R econ
Human Monitoring
Opensource CCTV
Zoneminder - www.zoneminder.com
G.R.E.E.N
E ducation
E ducation
Lack of awareness about security.
Users - bring in trojan
Sysadmin - server hijack
Developers - not so secure web application
Management - No ICT Security policy
E ducation
Action Plan
Users - Cybersafe Malaysia
Sysadmin - OWASP Webgoat
Developers - OWASP top 10
Management - Create and implement Security policy
E ducation
Users - Cybersafe Malaysia
www.cybersafe.my
E ducation
Sysadmin - OWASP Webgoat
The primary goal of the WebGoat project is simple:
create a de-facto interactive teaching environment for
web application security.
E ducation
Developers - OWASP Top 10 2010
A1: Injection
A2: Cross-Site Scripting (XSS)
A3: Broken Authentication and Session
Management
A4: Insecure Direct Object References
A5: Cross-Site Request Forgery (CSRF)
A6: Security Misconfiguration
A7: Insecure Cryptographic Storage
A8: Failure to Restrict URL Access
A9: Insufficient Transport Layer Protection
A10: Unvalidated Redirects and Forwards
E ducation
Management - Create and implement security policy
Certification is important
Get your people certified
G.R.E.E.N
E motion Control
E motion Control
Be Calm
You will stress out if you not.
Be Patient
Knowledge come from learning
Experience come from doing
Its all about time
E motion Control
TuxRacer
Bos Wars
Globulation 2
FreeCol
LinCity-NG
Sauerbraten
Sokoban
Enigma
BillardGL
Wesnoth
Flightgear
Bzflag
Opensource games
G.R.E.E.N
N eutralized
N eutralized
Block the attack
• Firewall
• Intrusion Prevention Framework
Filter the packets and data
• Web proxy
• Email filter
Protect the connection
N eutralized
Block the attack
Firewall
• M0n0wall
• PFsense
Intrusion Prevention Framework
• Fail2ban
• TCP Wrapper
N eutralized
Filter the packets and data
Webproxy
• Squid + Dansguardian
• Nginx
Email Filter
• Amavis-new
• Mailscanner
N eutralized
Protect the connection
Using SSL - OpenSSL
VPN - OpenVPN
Encryption - GnuPG
OWASP Malaysia
OWASP Malaysia Local Chapter
The Open Web Application Security Project
(OWASP) is a not-for-profit worldwide charitable
organization focused on improving the security of
application software.
www.owasp.my
The End
Malaysia OSS Community Survey 2011 on Awareness of
OSS Certification - survey.mosc.my
Malaysia Open Source Conference 2011 -
portal.mosc.my
Harisfazillah Jamel
linuxmalaysia @ gmail.com
haris @ bytecraft.com.my
10 Feb 2011