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Everyone

Michael Kokoschka


Suitable for learning, testing & applying.

Explore cryptography - the magic behind cryptocurrencies like Bitcoin or Ethereum. Now with Blockchain related features. More coming soon!

•	Encryption
•	Hashing
•	Encoding/Decoding
•	Mathematical functions
•	Secure Communication Tools (Certificates & Key Exchange)
•	Analysis
•	Tools

•	Beautiful & modern Material Design
•	Useful implemented features
•	Info pages for a lot of functions (implementation details etc.)
•	Sharing/Copy-pasting your texts & content made very easy & powerful
•	Save frequently used functions as favorites
•	Powerful Secure Communication Tools as an approach to provide secure encryption as a security add-on for every untrusted messaging or email service

Ciphers
• Caesar
• Vigenère
• Skytale
• Enigma
• DES
• 3DES
• AES
• Blowfish
• Twofish
• Serpent
• IDEA
• RC6
• RC4
• Salsa20
• ChaCha

Cryptanalysis
• Frequency Analysis 
• Caesar Brute Force
• Factorization

Mathematics
• Primality Test (Fermat, Miller Rabin)
• Greatest Common Divisor & Multiplicative Inverse in a Field
• Euler's Totient Function
• Prime Search
• Find Divisors

Asymmetric Methods
• RSA
• Diffie Hellman
• DSA
• El Gamal

Hash & HMAC
• MD2
• MD4 
• MD5 
• RIPEMD
• SHA-1
• SHA-2
• SHA-3
• Tiger
• Whirlpool
• Gost3411

MAC - Message Authentication Code
• Skein
• Poly1305
• CMAC

KDF - Key Derivation Function
• HKDF
• Scrypt

Encoding/Decoding
• Base64
• Base58
• Hexadecimal
• Binary
• URL
• Morse Code

Other tools
• PEM Decoder
• RSA Modulus Converter
• QR Code Generator
• QR Code Decoder
• Advanced Base64 Encoding/Decoding
• Bitcoin Address Generator

Secure Communication Tools
• Certificates (RSA)
• Key Exchange (RSA Public Key Block Cipher Encryption)
• Signature (RSA/SHA256)
• Text Encryption (AES-256/GCM)
• File Encryption (AES-256/GCM)

If you have any problems, suggestions or questions, please email to cryptotools.app@gmail.com

Crypto - Encryption Tools

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