Keccak-256 Hash Generator

Calculate SHA1 hash from text with support for UTF-8, UTF-16, Hex, and Base64 input. HMAC-SHA1 support included. Perfect for checksums and data integrity verification.

Calculate SHA1 hash of any file. Verify file integrity, detect duplicates, and generate checksums. Supports all file types with drag-and-drop interface.

Calculate SHA224 hash from text. Part of SHA-2 family with 224-bit output. Perfect for certificates and digital signatures where 256 bits is too large.

Calculate SHA224 hash of any file. Verify file integrity with 224-bit hashes. Supports all file types with drag-and-drop interface.

Calculate SHA256 hash from text. Most widely used hash function with 256-bit output. Industry standard for passwords, certificates, and blockchain.

Calculate SHA256 hash of any file. Verify file integrity with industry-standard 256-bit hashes. Supports all file types with drag-and-drop interface.

Calculate Double SHA256 hash from text. Apply SHA256 twice for Bitcoin-style hashing. Used in cryptocurrency mining, blockchain, and transaction verification.

Calculate Double SHA256 hash of any file. Bitcoin-style double hashing for enhanced security. Supports all file types with drag-and-drop interface.

Calculate SHA384 hash from text. Part of SHA-2 family with 384-bit output. Higher security than SHA256, used for TLS/SSL certificates and government applications.

Calculate SHA384 hash of any file. High-security 384-bit hashes for certificates and sensitive data. Supports all file types with drag-and-drop interface.

Calculate SHA512 hash from text. Maximum security in SHA-2 family with 512-bit output. Used for high-security applications, digital signatures, and password hashing.

Calculate SHA512 hash of any file. Maximum-security 512-bit hashes for classified systems and highest-value assets. Supports all file types with drag-and-drop interface.

Calculate Adler-32 checksum from text. Fast checksum algorithm used in zlib compression.

Calculate Adler-32 checksum of any file. Fast checksum for file integrity verification. Supports all file types.

Hash passwords with Argon2d. Winner of Password Hashing Competition 2015. Memory-hard algorithm resistant to GPU attacks.

Calculate Argon2d hash of any file. Secure password-based key derivation. Supports all file types.

Hash passwords with Argon2id. Recommended variant combining Argon2d and Argon2i. Resistant to GPU and side-channel attacks.

Calculate Argon2id hash of any file. Recommended password-based key derivation. Supports all file types.

Hash passwords with bcrypt. Battle-tested since 1999. Adaptive hashing based on Blowfish cipher.

Calculate bcrypt hash of any file. Adaptive password-based key derivation. Supports all file types.

Calculate BLAKE2b hash from text. Faster than SHA-3, as secure. Modern cryptographic hash function.

Calculate BLAKE2b hash of any file. Fast cryptographic hashing for file integrity. Supports all file types.

Calculate BLAKE2s hash from text. Optimized for 32-bit platforms. Fast cryptographic hash function.

Calculate BLAKE2s hash of any file. Optimized for mobile and embedded devices. Supports all file types.

Calculate BLAKE3 hash from text. Latest BLAKE variant (2020) with parallel processing and unlimited output length. Faster than BLAKE2.

Calculate BLAKE3 hash of any file. Parallel processing for exceptional speed. Latest BLAKE variant for fast file integrity verification.

Calculate CRC-32 checksums from text. Fast 32-bit cyclic redundancy check used in ZIP files, Ethernet, and PNG images.

Calculate CRC-32 checksum of any file. Verify ZIP integrity, detect corruption in downloads, and check file transfers.

Calculate CRC-64 checksums from text. 64-bit cyclic redundancy check with better error detection than CRC-32. Used in file systems and databases.

Calculate CRC-64 checksum of any file. Better error detection for large files. Used in XFS, ZFS file systems and databases.

Calculate MD4 hashes from text. WARNING: Broken legacy hash from 1990. Use only for NTLM/eDonkey2000 compatibility, NOT security.

Calculate MD4 hash of any file. WARNING: Cryptographically broken. Use only for legacy compatibility, not security.

Calculate MD5 hashes from text. WARNING: Broken since 2004. Use only for legacy checksums, NOT security. Use SHA-256 or BLAKE3 instead.

Calculate MD5 hash of any file. WARNING: Cryptographically broken. Use only for legacy checksums, not security.

Calculate Keccak-224 hashes from text. Original SHA-3 competition winner. Used in Ethereum blockchain. Secure 224-bit cryptographic hash.

Calculate Keccak-224 hash of any file. SHA-3 competition winner used in Ethereum. Secure file integrity verification.

Calculate Keccak-256 hash of any file. Ethereum blockchain hash function. Secure 256-bit file integrity verification.

Calculate Keccak-384 hashes from text. SHA-3 competition winner with 384-bit output for high-security applications. Secure sponge construction.

Calculate Keccak-384 hash of any file. High-security 384-bit hashes with SHA-3 sponge construction. Secure file integrity verification.

Calculate Keccak-512 hashes from text. Maximum-security SHA-3 competition winner with 512-bit output. Highest collision resistance.

Calculate Keccak-512 hash of any file. Maximum-security 512-bit hashes with 256-bit collision resistance. Long-term archival security.

Calculate xxHash128 from text. Extremely fast non-cryptographic hash (10-30 GB/s). Perfect for checksums, hash tables, deduplication. NOT for security.

Calculate xxHash128 of any file. Blazing fast checksums for data deduplication and file integrity. Used in Zstandard compression.

Calculate xxHash3 from text. Latest xxHash variant optimized for modern CPUs with SIMD. Fastest non-cryptographic hash (15-40 GB/s). NOT for security.

Calculate xxHash3 of any file. Latest xxHash variant with exceptional speed on modern hardware. Optimized for small files and SIMD instructions.

Calculate xxHash64 from text. Classic xxHash variant (since 2012), battle-tested in RocksDB, Redis, Zstandard. Fast non-cryptographic hash. NOT for security.

Calculate xxHash64 of any file. Classic variant with excellent portability. Used by Zstandard compression and many databases.

Calculate Whirlpool hashes from text. ISO/IEC 10118-3 standardized 512-bit hash function designed by Vincent Rijmen (AES co-creator). Secure cryptographic hash.

Calculate Whirlpool hash of any file. ISO standardized 512-bit hash for secure file integrity verification. AES-based design with international recognition.

Calculate xxHash32 hashes from text. Fast 32-bit non-cryptographic hash for checksums, hash tables, and embedded systems. Created by Yann Collet. NOT for security.

Calculate xxHash32 of any file. Compact 32-bit checksum for embedded systems and memory-constrained environments. Fast file fingerprinting.

Calculate SM3 hashes from text. Chinese national standard (GB/T 32905-2016) 256-bit hash for commercial cryptography and regulatory compliance.

Calculate SM3 hash of any file. Chinese national standard 256-bit hash for file integrity verification and Chinese regulatory compliance.

Calculate SHA3-224 hashes from text. NIST FIPS 202 standardized 224-bit hash based on Keccak sponge construction. Quantum-resistant.

Calculate SHA3-224 hash of any file. NIST standardized 224-bit hash for secure file integrity verification with sponge construction.

Calculate SHA3-256 hashes from text. NIST FIPS 202 standardized 256-bit hash based on Keccak. Defense-in-depth alternative to SHA-256.

Calculate SHA3-256 hash of any file. NIST standardized 256-bit hash for maximum security file integrity with quantum resistance.

Calculate SHA3-384 hashes from text. NIST FIPS 202 standardized 384-bit hash with 192-bit collision resistance. High security Keccak-based.

Calculate SHA3-384 hash of any file. NIST standardized 384-bit hash for high-security file integrity verification.

Calculate SHA3-512 hashes from text. NIST FIPS 202 standardized 512-bit hash with maximum 256-bit collision resistance. Strongest SHA-3 variant.

Calculate SHA3-512 hash of any file. NIST standardized 512-bit hash for maximum security file integrity with strongest collision resistance.

Calculate RIPEMD-160 hashes from text. 160-bit European hash function used in Bitcoin address generation and PGP fingerprints.

Calculate RIPEMD-160 hash of any file. 160-bit hash for cryptocurrency compatibility and legacy system verification.