The discussion on stackexchange gives a good insight on what tools can be used to assess the security of web application.  Both options are available, either you can go for fully automated tool or manual tool. Check and follow the discussion to get more insight.

Good explaination on how SSL works, covers

• A high level description of the protocol.
• How the key exchange works.
• How authenticity, integrity and confidentiality are enforced.
• What the purpose of having CAs is, and how they issue certificates.
• Details of any important technologies and standards (e.g. PKCS) that are involved.

• Page 1: Internet Security: Why It Is So Important.
• Page 2: Computer and Internet Security Issues You Should Know.
• Page 3: Securing Your Online Business.
• Page 4: Free or Pay For Your Internet Security.
• Page 5: Protecting Your Computer.
• Page 6: 2006 - Year of the Cyber Crims.
• Page 7: Anti-Spyware Coalition - Best Practices.
• Page 8: 2007 - Cyber Crime Predictions.
• Page 9: Global Security Outlook.
• Page10: CounterSpy V.2 - The Best Just Got Better.
• Page11: More Information about CounterSpy

Security challenges and strategies for IT professionals. Experts explore the trends and technologies that can protect your enterprise or leave it vulnerable to attack. Rigorous security standards, contingency plans, tips and countermeasures to protect your computer and network information assets are explored.

CertCities.com Security News, an online magazine for the certified IT professional community for the latest on Computer Security .

At Developers.net, you'll find computer security news, free firewall downloads, and security articles that address all areas of online integrity, from hacking and cracking to SSL and application security software.

This website aims at providing free books and tutorials for the readers interested in various areas relating to the ever interesting field of Computer Networks!

Topics on the engineering of computer software and hardware systems: techniques for controlling complexity, system infrastructure, networks and distributed systems, atomicity and coordination of parallel activities, recovery and reliability, privacy of information, impact of computer systems on society.