PKCS #1 v1.5 RSA Signatures | Cryptography Basics

Video lectures for Alfred Menezes's introductory course on the fundamental building blocks used in cryptography.

Topics covered: PKCS #1 v1.5 RSA signatures, Bleichenbacher's attack

Lecture playlist:
https://www.youtube.com/playlist?list=PLA1qgQLL41SRsHMtsb4up5fTytDeHV_yJ

Course web page: https://cryptography101.ca/crypto101-building-blocks/
The slides are available on the course web page.

"RSA" chapter from "Textbook of Applied Cryptography": https://drive.google.com/file/d/1kXBZgz6JPXMpdltfKxzvqOrYCZrmpVVq/view

Other cryptography courses: https://cryptography101.ca

Slides
00:00 Introduction
00:37 Slide 287: PKCS #1 v1.5 RSA signatures (1993)
04:14 Slide 288: PKCS #1 v1.5 RSA signature verification
06:57 Slide 289: Bleichenbacher's attack: "Breaking RSA signatures by hand"
08:13 Slide 290: Bleichenbacher's attack (2)
10:07 Slide 291: Bleichenbacher's attack (3)
14:17 Coming up

Corrections:
10:28 Slide 291: In the expansion of (x-y)^3, the -3x^2 term should be -3x^2y