Sep
30

PwnThyBytes CTF 2019 – Wrong Ring (Crypto)

Is post quantum cryptography too complex for you? wrong_ring.sage Summary: Ring-LWE with small error, hidden under a number field

Aug
11

1st Crypto CTF 2019 – Least Solved Challenges

Brief solution ideas to the least solved Crypto CTF challenges.

Jul
13

CyBRICS CTF 2019 — we’re making a full-fledged one!

We, in SPbCTF meetups crew (guys from LC↯BC, SiBears, PeterPEN, Yozik), were invited to make a CTF together with some BRICS countries universities. So we made one — and invite everyone to compete, have fun and win some prizes in CyBRICS CTF 2019. This one continues the tradition of hack you events, but this time… Continue reading »