shield
Security & Crypto
Hashes, HMACs, checksums, and secure random IDs and passwords. · 13 tools
Security & CryptoRuns locally in your browser.SHA-256 GeneratorCompute the SHA-256 hash of any text using Web Crypto.Security & CryptoRuns locally in your browser.SHA-512 GeneratorCompute the SHA-512 hash of any text using Web Crypto.Security & CryptoRuns locally in your browser.SHA-1 ChecksumCompute SHA-1 checksums for legacy compatibility needs.Security & CryptoRuns locally in your browser.MD5 ChecksumCompute MD5 checksums for file verification and legacy systems.Security & CryptoRuns locally in your browser.HMAC GeneratorCompute keyed HMAC-SHA256 or HMAC-SHA512 signatures.Security & CryptoRuns locally in your browser.SRI Hash GeneratorGenerate Subresource Integrity hashes for script and style tags.Security & CryptoRuns locally in your browser.UUID GeneratorGenerate cryptographically random UUID v4 identifiers.Security & CryptoRuns locally in your browser.ULID GeneratorGenerate ULIDs — sortable, timestamped unique identifiers.Security & CryptoRuns locally in your browser.Nano ID GeneratorGenerate compact, URL-safe Nano ID identifiers.Security & CryptoRuns locally in your browser.Password GeneratorGenerate strong random passwords with configurable character sets.Security & CryptoRuns locally in your browser.Random String GeneratorGenerate random alphanumeric strings for tokens and test data.Security & CryptoRuns locally in your browser.Random Bytes GeneratorGenerate cryptographically secure random bytes as hex or Base64.Security & CryptoRuns locally in your browser.File Hash CalculatorCompute SHA-256, SHA-1, and MD5 checksums of files on your device.