Cryptography

Whatever happen, google is your friend. There are a lot cryptography tools online. Some of good tool are made offline like OpenSSL.

Classic cipher / Simple decoder online tool

  1. https://quipqiup.com - quipqiup is a fast and automated cryptogram solver

  2. https://www.base64decode.org/ - base64 decoder

  3. https://www.urldecoder.org/ - URL decoder

  4. https://emn178.github.io/online-tools/base32_decode.html - Base32 decoder

  5. https://cryptii.com/ - All in one tool

  6. https://www.guballa.de/substitution-solver - Substitution solver

  7. https://www.guballa.de/vigenere-solver - Vigenere solver

  8. https://rot13.com/ - Rot 1 - 25 decryptor

  9. https://www.dcode.fr - All in one tool

  10. http://rumkin.com/tools/cipher/ - All in one tool

  11. http://www.unit-conversion.info/texttools/morse-code/ - Morse code decoder

  12. https://cryptii.com/pipes/ascii85-encoding - ASCII85 decoder

  13. https://www.aperisolve.com/ - ALL Zsteg,strings,Steghide,Binwalk,Foremost

    ,ExifTool

  14. https://www.asciitohex.com/ - ascii to hex

  15. https://osintframework.com/

  16. https://inteltechniques.com/tools/Search.html

  17. https://cryptii.com/pipes/caesar-cipher

  18. https://www.dcode.fr/vigenere-cipher

  19. https://www.dcode.fr/cipher-identifier cipher identifikasi

  20. https://v2.cryptii.com/morsecode/select morsecode ...---....

  21. http://www.unit-conversion.info/texttools/octal/ conversion octal

  22. https://www.dcode.fr/monoalphabetic-substitution Mono-alphabetic Substitution

  23. https://www.newocr.com/ and https://online-barcode-reader.inliteresearch.com/ OCR IMAGE

Modern cryptography

  1. https://gchq.github.io/CyberChef/ - All in one tool

  2. https://crackstation.net/ - Crack hash

  3. Cryptool

  4. John the Ripper

  5. Hashcat

    Cracking compressed file

  6. John the Ripper - john --wordlist=/usr/share/wordlists/rockyou.txt hash.txt

  7. fcrackzip - fcrackzip -D -u -p rockyou.txt filename.zip

  8. Hashcat

Note: Sometime there are some challenges that require you to develop your own decryptor for that particular challenges. Just make sure you have a good scripting/programming language to solve the challenges.

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