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Rows:

CHALLENGEAUTHORS

SOLVES

(CURRENT)

SOLVE RATE

(AT CONTEST TIME)

AlpacaHack 2100

Daily AlpacaHack

admin

1718

solves

-

1559

solves

-

Daily AlpacaHack

911

solves

-

AlpacaHack Round 2 (Web)

620

solves

Top 28%

= 84/300 users

Daily AlpacaHack

610

solves

-

Daily AlpacaHack

590

solves

-

SECCON Beginners CTF 2024

525

solves

Top 73%

= 683/928 teams

Daily AlpacaHack

401

solves

-

Daily AlpacaHack

399

solves

-

Daily AlpacaHack

367

solves

-

echo

AlpacaHack Round 1 (Pwn)

361

solves

Top 32%

= 56/174 users

Daily AlpacaHack

360

solves

-

Daily AlpacaHack

344

solves

-

Daily AlpacaHack

335

solves

-

Daily AlpacaHack

329

solves

-

Daily AlpacaHack

326

solves

-

Encoding Basics

Daily AlpacaHack

325

solves

-

🐈

Daily AlpacaHack

320

solves

-

Bars

Daily AlpacaHack

309

solves

-

108

Daily AlpacaHack

303

solves

-

Rows:

One Byte Padding Oracle Attack

Daily AlpacaHack
75 solves
Crypto

Author:

kurenaif

kurenaif

Padding Oracle Attack は各ブロックの後ろの1バイトから徐々に復元してく手法です。 まずは1ブロック目の復元に挑戦してみましょう。

one-byte-padding-oracle-attack.tar.gz
descriptionsolveswriteups