21 words
1 minutes
SCSC2026 Quals - Matrix Shuffle Encryption - Cryptography Writeup

Category: Cryptography
Flag: SCSC26{4hh_fL4Gg_nY4_k0ok_K3t4hu4N!}

Solution#

Decrypt result.enc using pub.key, then extract the contents of the resulting PDF. The flag is inside the PDF text.

Flag:

SCSC26{4hh_fL4Gg_nY4_k0ok_K3t4hu4N!}

SCSC2026 Quals - Matrix Shuffle Encryption - Cryptography Writeup
https://blog.rei.my.id/posts/33/scsc2026-quals-matrix-shuffle-encryption-cryptography-writeup/
Author
Reidho Satria
Published at
2026-02-17
License
CC BY-NC-SA 4.0