Links

A. Security Conferences / Talks

• Conference Search (Security)
• Collection of security talks by Paul
• wikicfp for security
• Top Crypto and Security Conferences Ranking
• Computer Security Conference Ranking and Statistic by Guofei Gu

B. Cryptography

• A Graduate Course in Applied Cryptography
• Cryptography Tools

C. Reversing, Disassembly, and Debugging

• X86 Opcode and Instruction Reference
• CTF Practice List
• Reverse Engineering for Beginners
• Online Disassembler

D. Exploits (CVEs) and other offensive-oriented stuff

• Exploit Database (including GHDB)
• Password Dictionaries
• Common Weakness Enumeration
• IT Security Database; collection of OVAL 
• Ultimate Security Vulnerability Data Source

E. Anonymity and Privacy

• Selected Papers in Anonymity
• Data-collection in the Tor network

F. Algorithms

• Data structure visualization (University of San Fransico)
• Path Finding Algorithms (Visually compared)
• Sorting Algorithm Animations

G. Essential References for Security Researchers

• The C++ Programming Language by Stroustrup
• C/C++ Reference
• Tutorial to learn C++ and OOP
• Linux Syscall Reference

Z. Featured Links 

• Open Security Training
• CTF Practice List
• Software optimization resources