G.R.E.E.N

Open Source Security Tools

OWASP Malaysiawww.owasp.my

KL GreenHat - 10 Feb 2011

G.R.E.E.N

G roupR econE ducationE motion ControlN 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 GroupWe can set policy and rules

We can implement policy and rulesWe 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-ngMonitoring 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 ducationDevelopers - OWASP Top 10 2010A1: InjectionA2: Cross-Site Scripting (XSS)A3: Broken Authentication and Session ManagementA4: Insecure Direct Object ReferencesA5: Cross-Site Request Forgery (CSRF)A6: Security MisconfigurationA7: Insecure Cryptographic StorageA8: Failure to Restrict URL AccessA9: Insufficient Transport Layer ProtectionA10: Unvalidated Redirects and Forwards

E ducation

Management - Create and implement security policy

Certification is importantGet 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 learningExperience come from doing

Its all about time

E motion Control

TuxRacerBos WarsGlobulation 2FreeColLinCity-NGSauerbratenSokobanEnigmaBillardGLWesnothFlightgearBzflag

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.comharis @ bytecraft.com.my

10 Feb 2011