2023-12-10 Ricerca CTF 2023 | RSALCG ricerca_ctf_2023 rsa franklin-reiter_related_message_attack half-gcd #ricerca_ctf_2023 #RSA #Franklin-Reiter_Related_Message_Attack #half-GCD https://furutsuki.hatenablog.com/entry/2023/04/23/143704#Rotated-Secret-Analysis