Encryption / Signature
7 tools
Free online hash and digest generator for MD5, SHA1, SHA224, SHA256, SHA384, SHA512 and SM3. Uppercase output and salt support. Runs entirely in your browser.
Free online HMAC generator supporting MD5, SHA1, SHA256 and SHA512 with a secret key. Hex or Base64 output. Runs entirely in your browser.
Free online AES symmetric encryption with CBC/ECB/CFB/OFB/CTR modes, 128/192/256-bit keys and multiple paddings. Runs entirely in your browser.
Free online DES and Triple DES (3DES) encryption with CBC/ECB modes and multiple paddings. Runs entirely in your browser.
Free online SM4 (Chinese national cipher) encryption and decryption. ECB/CBC modes, Base64 or HEX output, full UTF-8 support. Runs in your browser.
Free online RSA asymmetric encryption with 1024/2048-bit key generation, PKCS#1/PKCS#8 and OAEP/PKCS1 padding. Runs entirely in your browser.
Free online Bcrypt password hashing and verification with adjustable cost (4-14) and built-in salt. Runs entirely in your browser.