Tags: hastad rsa 

Rating:

[https://meashiri.github.io/ctf-writeups/posts/202305-tjctf/#iheartrsa](https://meashiri.github.io/ctf-writeups/posts/202305-tjctf/#iheartrsa)

TLDR; Same message (hash of the flag text), different N, small e -> Håstad's broadcast attack using CRT.

Original writeup (https://meashiri.github.io/ctf-writeups/posts/202305-tjctf/#iheartrsa).