Cryptographic Tools
Comprehensive collection of interactive tools for encryption, decryption, and cryptographic operations
Caesar Cipher
Simple substitution cipher where each letter is shifted by a fixed number of positions in the alphabet.
Vigenère Cipher
Polyalphabetic substitution cipher using a repeating keyword for enhanced security over simple substitution.
Atbash Cipher
Ancient Hebrew cipher that replaces each letter with its mirror letter from the opposite end of the alphabet.
AES Encryption
Advanced Encryption Standard - the most widely used symmetric encryption algorithm with multiple key sizes.
RSA Demo
Public-key cryptography demonstration with key generation, encryption, and decryption capabilities.
Diffie-Hellman
Key exchange protocol allowing two parties to establish a shared secret over an insecure channel.
Base64 Encoder
Encode and decode text using Base64 encoding, commonly used for data transmission and storage.
URL Encoding
Encode and decode URLs to handle special characters and ensure proper web transmission.
Binary Converter
Convert between text, binary, hexadecimal, and other number systems with detailed analysis.
Hash Generator
Generate cryptographic hashes using various algorithms including MD5, SHA-1, SHA-256, and SHA-512.
HMAC Generator
Hash-based Message Authentication Code for ensuring data integrity and authenticity.
Checksum Calculator
Calculate various checksums including CRC32, MD5, and SHA checksums for file integrity verification.
Frequency Analysis
Analyze letter frequencies to break substitution ciphers and understand text patterns.
Entropy Calculator
Measure the randomness and unpredictability of text, passwords, and cryptographic keys.
Pattern Detector
Detect repeating patterns and sequences in ciphertext to aid in cryptanalysis.
Password Generator
Generate secure, cryptographically strong passwords with customizable options and strength analysis.
ASCII Table
Interactive ASCII character table with decimal, hexadecimal, and binary representations.
Prime Numbers
Generate prime numbers, test primality, and explore prime factorization for cryptographic applications.
Quick Access
Most popular and frequently used tools
Tool Categories
Explore tools by category
Classical Ciphers
Historical encryption methods and traditional ciphers
Modern Cryptography
Contemporary encryption algorithms and protocols
Encoding & Decoding
Data encoding, decoding, and format conversion tools
Hash Functions
Cryptographic hash functions and message authentication
Cryptanalysis
Tools for breaking ciphers and analyzing security
Utilities
Supporting tools and utilities for cryptographic work