Scribe 3 is updated, regarding the way we recover the second last
byte of the first block. Deadline of Hw5 is extended to Sunday 4/22.
Hw5 is up. Here are some examle code for how to interacting with the servers: client.py, connect.py, connect.c
If you want to recall the details of the padding-oracle attacks, see Scribe 3.
Slides and scribes