Checksum Tools

Verify the integrity of your files and data with our comprehensive suite of checksum tools. Calculate and verify checksums using industry-standard algorithms.

What is a Checksum?

A checksum is a value used to verify the integrity of files or data. It involves:

Generating a unique hash value from data
Verifying data hasn't been modified
Detecting accidental changes or corruption
Ensuring file authenticity

Why are Checksums Important?

Checksums are essential for:

File Verification: Ensure files are unmodified
Data Integrity: Detect data corruption
Software Distribution: Verify downloaded files
Backup Validation: Confirm backup integrity
Digital Archives: Maintain data authenticity

Common Use Cases

Software Downloads: Verify installation files
File Transfers: Ensure successful transfers
Data Storage: Monitor file integrity
Digital Archives: Validate archived files
System Backups: Verify backup integrity
Data Transmission: Ensure accurate delivery

Available Checksum Tools

Adler-32

Calculate Adler-32 hash values for data integrity verification.

CRC-16

CRC-16 is primarily used for error detection. Ideal for serial communication protocols, peripheral device communication, automotive systems and storage devices

CRC-24

CRC-24 is commonly used for data integrity verification in various specialized applications, including telecommunications, OpenPGP, and Bluetooth Low Energy protocols.

CRC-32

CRC-32 is widely used for error detection and data integrity verification in various applications, including file transfer protocols and storage systems.

CRC-64

CRC-64 is a 64-bit cyclic redundancy check algorithm used in various applications, including data storage and transmission.

Fletcher-16

Fletcher-16 is a non-cryptographic checksum algorithm designed for error detection, similar to CRCs but often faster and with better detection for some types of errors.

Fletcher-32

Fletcher-32 is a a quick and strong checksum suitable for higher performance embedded systems, real-time OS or middleware & scientific data handling.

Double SHA-256

Generate Double SHA-256 hashes used in Bitcoin and blockchain applications.

MD5

Generate MD5 checksums online for fast and reliable data verification as well as working with legacy systems.

SHA1

Use this free SHA1 generator to compute checksums and ensure data accuracy.

RIPEMD-160

RIPEMD-160 is a cryptographic hash function which is heavily used in Bitcoin and other cryptocurrencies

Whirlpool

Easily generate Whirlpool checksums to validate files and detect transmission errors.

SHA224

Create (SHA-2 family) SHA224 checksums instantly to verify file content and ensure data integrity.

SHA256

Widely used algorithm SHA256 checksum calculator to generate hash values for security, networking, storage & data compression

SHA384

Generate SHA384 checksums for secure data verification and digital signatures.

SHA512

Calculate SHA512 hashes to check file consistency and prevent data corruption.

SHA3-224

Online SHA3-224 checksum calculator for accurate and efficient data verification.

SHA3-256

Create SHA3-256 cryptographic hash values.

SHA3-384

Calculate SHA3-384 hash values to verify file integrity and detect data corruption.

SHA3-512

Generate SHA3-512 checksums online for fast and reliable data verification.

SHAKE128

Calculate SHAKE128 hash values to verify file integrity and detect data corruption.

SHAKE256

Generate variable-length hash values with SHAKE256 extendable output function for higher security.

Keccak

Generate Keccak (SHA-3 Variant) hash values used in Ethereum blockchain.

Blake2b

Generate Blake2b hashes used in Siacoin and Verge mining.

Blake2s

BLAKE2s is a fast, secure cryptographic hash function ideal for checksums, data integrity, and file verification. Faster than MD5.

Blake3

BLAKE3 is a fast, secure, and highly parallelizable cryptographic hash function, outperforming SHA-2, SHA-3, and BLAKE2 in speed

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