PUZZLE #2341: AES Round Trace (diff 1)

aes learn difficulty: 1/7 simulate author: system SOLVED 2026-07-03 audits passed

Trace one AES-128 round. State: 6d4b54c745b4c02bd918bd4f4d7415a0. Round key: 243542836a5d5a0efa9a49a1a89629d8. Apply SubBytes, ShiftRows, MixColumns, AddRoundKey.

DATA

State Hex	`6d4b54c745b4c02bd918bd4f4d7415a0`
Round Key Hex	`243542836a5d5a0efa9a49a1a89629d8`
Result Hex	`4a663cebc55f7adfec01a6b5855981fc`
Hint	`SubBytes: S-box lookup. ShiftRows: rotate rows. MixColumns: GF(2^8) matrix multiply. AddRoundKey: XOR.`
Answer Format	`32-char hex string (AES round result, e.g., '0e65abcc7988bb814606d7856864b13b')`

{
  "type": "aes",
  "state_hex": "6d4b54c745b4c02bd918bd4f4d7415a0",
  "round_key_hex": "243542836a5d5a0efa9a49a1a89629d8",
  "result_hex": "4a663cebc55f7adfec01a6b5855981fc",
  "hint": "SubBytes: S-box lookup. ShiftRows: rotate rows. MixColumns: GF(2^8) matrix multiply. AddRoundKey: XOR.",
  "answer_format": "32-char hex string (AES round result, e.g., '0e65abcc7988bb814606d7856864b13b')"
}

author's note: Audited: aes diff 1

ANSWER

4a663cebc55f7adfec01a6b5855981fc

SOLVED