Security & Privacy Tools
Free client-side password generators, strength analyzers, cryptographic hashes (SHA-256, SHA-512, MD5), AES encryption, file checksums, and metadata strippers with zero server uploads. All tools run 100% in your browser with zero server uploads and instant processing.
EXIF Metadata & GPS Privacy Cleaner
Inspect hidden camera metadata and GPS coordinates inside your photos, then strip all personal tracking tags 100% client-side before sharing online
Bcrypt Password Hash Generator & Verifier Studio
Generate secure Blowfish Bcrypt password hashes ($2b$, $2a$, $2y$) with customizable work cost factor (4-14) and verify hashes 100% client-side
HTTP Header & Security Inspector Studio
Audit HTTP response headers against OWASP security standards and generate hardened server configurations
Secure Password Generator
Generate cryptographically secure, high-entropy passwords with custom character rules
Password Strength & Entropy Analyzer
Test password crack times, Shannon entropy, and security vulnerabilities offline
Memorable Diceware Passphrase Generator
Generate memorable, multi-word passphrases using EFF wordlists and cryptographic randomness
Random String & Cryptographic Salt Generator
Create high-entropy random character strings, salts, and nonces with custom charsets
Cryptographic Hash Matrix Generator
Compute SHA-256, SHA-512, SHA-1, and MD5 hashes simultaneously with 1-click copying
MD5 Hash Generator
Generate 128-bit MD5 checksum digests for legacy system validation and checksum comparison
SHA Hash Family Digest Generator
Calculate secure SHA family message digests (SHA-1, SHA-256, SHA-512) directly in your browser
SHA-256 Hash Generator
Compute 256-bit SHA-2 cryptographic hashes for blockchain, verification, and API signatures
SHA-512 Hash Generator
Calculate 512-bit cryptographic digests with maximum collision resistance
HMAC Cryptographic Signature Generator
Sign API payloads and webhooks with HMAC-SHA256, HMAC-SHA512, and HMAC-SHA1
UUID & GUID v4 Generator
Batch generate cryptographically unique RFC 4122 Version 4 UUIDs and GUIDs
API Token & Bearer Key Generator
Generate secure hex, base64url, and alphanumeric API bearer tokens with custom prefixes
Cryptographic Secret Key Generator (.env)
Generate 128, 256, and 512-bit secret keys for JWT secrets, database encryption, and .env files
Shannon Information Entropy Calculator
Measure information theoretical entropy, bit density, and character distribution of any text
AES-GCM 256-Bit Text Encryptor & Decryptor
Client-side authenticated AES-GCM 256-bit encryption with PBKDF2 password derivation
Base64 Encoder & Decoder (UTF-8 Safe)
Encode and decode text, emoji, and binary payloads to standard and URL-safe Base64
URL & Query String Encoder / Decoder
Percent-encode and decode URLs, query parameters, and webhooks safely
File Hash & Digest Calculator
Compute SHA-256, SHA-512, and MD5 hashes of any local file without uploading
File Checksum & Integrity Verifier
Verify downloaded file integrity by comparing computed hashes with vendor checksums
Universal Metadata Privacy Stripper
Scrub hidden author tags, timestamps, and camera details from photos and documents
Image EXIF & GPS Metadata Remover
Strip GPS location coordinates and camera metadata from JPEG photos without recompression
PDF Metadata & Author Stripper
Sanitize creator, author, producer, and modification timestamps from PDF documents
Privacy Text Cleaner & PII Redactor
Automatically detect and redact emails, credit cards, SSNs, and API keys from text
Password Entropy & Brute-Force Crack Time Studio
Calculate Shannon password entropy in bits and realistic brute-force crack time against CPU, GPU, and supercomputers
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