Cryptography
15 free online tools
Cryptographic tools for hashing, encoding, and encryption. Generate MD5, SHA hashes, encode/decode Base64, and work with various encryption algorithms securely in your browser.
MD5 Hash
Generate MD5 hashes
SHA-1 Hash
Generate SHA-1 hashes
SHA-256 Hash
Generate SHA-256 hashes
SHA-512 Hash
Generate SHA-512 hashes
SHA-384 Hash
Generate SHA-384 hashes
Bcrypt Hash
Generate Bcrypt hashes
Base64 Encoder
Encode text to Base64
Base64 Decoder
Decode Base64 to text
Base32 Encoder/Decoder
Encode and decode text using Base32 encoding
URL Encoder
Encode URLs and query strings
URL Decoder
Decode URLs and query strings
Binary Converter
Convert between binary, decimal, hex, and octal
JWT Encoder/Decoder
Encode and decode JWT tokens
ROT13 Cipher
Encode and decode text using ROT13 letter rotation cipher
Caesar Cipher
Encode and decode text using the Caesar cipher encryption method
Why Use Our Cryptography Tools?
Multiple hashing algorithms including MD5, SHA-1, SHA-256, SHA-512
Base64 and Base32 encoding/decoding for data transformation
URL encoding and decoding for web applications
JWT token encoding and decoding with payload inspection
Binary and hexadecimal conversion tools
All operations performed locally for maximum security
Common Use Cases
Generating file checksums for integrity verification
Hashing passwords for secure storage
Encoding binary data for transmission
Decoding JWT tokens to inspect payload data
URL encoding special characters
Converting between different number systems
Creating ROT13 encoded messages
Working with Base64-encoded images and files