My network security page.
My mathematics page with information on Number Theory and Algebra.
Cryptography
https://www.youtube.com/watch?v=3JblSrRT8XE&feature=youtu.be (IIT KGP lecture)
https://www.youtube.com/watch?v=Yj6Lq3gQvHM&feature=youtu.be
https://ece.umd.edu/class/ents650/AESmodes.pdf (AES modes)
https://www.youtube.com/watch?v=x1v2tX4_dkQ (Lecture on Galois Fields)
https://www.youtube.com/watch?v=NHuibtoL_qk (Lecture on AES)
http://www.crypto-textbook.com/ (Website of professor giving above lectures. Has slides and videos on cryptography.)
https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.197.pdf (AES standard)
http://csrc.nist.gov/publications/nistpubs/800-38D/SP-800-38D.pdf (GCM standard)
http://www.ic.unicamp.br/~rdahab/cursos/mo421-mc889/2019-1s/Welcome_files/SlidesPaarPelzl-English-pdfs/ch05-MoreBlockCiphers-slides.pdf (Block ciphers - talks about GCM briefly and nicely)
Dan Boneh (Stanford), Victor Shoup: A Graduate Course in Applied Cryptography, online draft available at http://toc.cryptobook.us/.
Courses (Dan Boneh, Stanford)
https://www.coursera.org/learn/crypto
http://crypto.stanford.edu/~dabo/index.html#courses
Applied cryptography group (Stanford)
Stanford security seminar
https://crypto.stanford.edu/seclab/sem.html
Stanford secure computer systems
International Association for Cryptologic Research
Computer Security Resource Center (CSRC, NIST)
Graduate schools in cryptography
http://www.dmolnar.com/gradschools.html