Security & Encryption
22 toolsFree browser-based security and encryption tools. Hash generators, password tools, UUID generators, and more. Your data stays 100% on your device.
AI Video Face Redactor — Local Bulk Face Blur & Anonymization
Free local AI video face redactor with bulk batch processing. Automatically detect, track, and blur faces across multiple videos. 100% client-side, zero uploads.
API Key Generator — Cryptographically Secure Secret Key & Token Creator
Free, private client-side API key generator. Generate cryptographically secure tokens, secrets, and API credentials across Hex, Base64, Alphanumeric, and UUID v4 formats using Web Crypto API.
Air-Gapped 2FA/TOTP Key & QR Studio — RFC 6238 Generator
Free, private, serverless in-browser 2FA/TOTP key generator and QR code studio. Create Base32 secret keys, audit RFC 6238 tokens, and print emergency backup kits.
Air-Gapped WireGuard Keypair & Config Studio — Zero-Knowledge VPN Generator
Free, private, air-gapped WireGuard keypair and configuration generator. Generate Curve25519 (X25519) keys, wg0.conf server configs, client profiles, and mobile QR codes 100% in your browser.
Bcrypt Generator — Hash & Verify Passwords with Salt Rounds
Free, private client-side bcrypt generator. Hash and verify passwords with configurable cost factors (rounds 4-16), automatic cryptographic salts, and zero server transmission.
CSP (Content Security Policy) & Nonce Studio
Free, private, serverless CSP (Content Security Policy) & Nonce Studio. Build, audit, and simulate Content Security Policies. Generate cryptographic nonces and SHA-256 script hashes to eliminate XSS, Clickjacking, and code injection vulnerabilities. No data leaves your browser — 100% client-side.
Contract Risk Scanner & NDA Trap Detector — Freelance & Client Agreement Audit Studio
Free, private, serverless contract risk scanner and NDA trap detector. Audit freelance agreements, non-competes, IP assignment, and liability traps locally.
DNS Records Studio (SPF, DKIM, DMARC & BIND)
Free, private, in-browser DNS Records Studio. Generate, audit, and export RFC-compliant DNS zone files (BIND 9), email authentication records (SPF, DKIM, DMARC), and cloud infrastructure records (Cloudflare, Terraform, PowerShell). Built-in RFC 7208 10-lookup calculator and zero-log privacy.
Dockerfile Security Linter & Production Best-Practices Studio
Free, private, serverless in-browser Dockerfile security linter and best-practices auditor. Audit containers against 25+ CIS security rules, fix root execution, and optimize build caching.
Encryption & Decryption Tool — Multi-Algorithm AES-GCM, Base64, ROT13 & XOR
Free, private client-side encryption and decryption tool. Secure text with military-grade AES-GCM 256-bit, PBKDF2 key derivation (100,000 iterations), Base64, ROT13, and XOR ciphers.
Face Blur & Anonymizer — Free AI Photo Privacy Protection
Free serverless face blur and anonymizer tool. Automatically detect and censor faces in photos with client-side AI, adjustable blur strength, batch processing, and 100% in-browser privacy.
JWT Decoder & Inspector — In-Browser Token Debugger & Claims Studio
Free, private, client-side JWT decoder and inspector studio. Decode JSON Web Tokens instantly to view the header, payload claims, and signature. Real-time expiration status, RFC 7519 claim descriptions, and Unix epoch translation — 100% in your browser.
Online Hash Generator — SHA-256, SHA-512, SHA-384, SHA-1 & MD5 Checksums
Generate cryptographic hashes instantly in your browser. Calculate SHA-256, SHA-512, SHA-384, SHA-1, and MD5 checksums locally with zero server transmissions.
Online Password Generator — Secure CSPRNG Random Passwords & Passphrases
Generate strong, cryptographically secure random passwords instantly. Configure character sets, custom length, and evaluate real-time entropy with zero server transmissions.
PEM / X.509 & CSR Certificate Inspector
Free, private, serverless PEM / X.509 & CSR Certificate Inspector. Decode and inspect SSL/TLS certificates, certificate chains, and CSR requests. Check validity dates, Subject Alternative Names (SAN), issuers, fingerprints, and ASN.1 trees locally. No data leaves your browser — 100% client-side.
Password Strength Checker — Instant Entropy, Security Score & Crack Time Analyzer
Test password strength in your browser. Analyze information entropy, brute-force crack time, sequential patterns, and common password leaks with zero server transmission.
Subdomain Takeover & Dangling DNS Analyzer — 50+ Cloud Fingerprints
Free, private, serverless in-browser subdomain takeover scanner and dangling DNS analyzer. Audit CNAME records against 50+ cloud providers via DoH to prevent hijacked domains.
URL Encoder & Decoder Studio — RFC 3986 Percent-Encoding
Professional in-browser URL encoder and decoder. Convert text, parameters, and query strings to RFC 3986 percent-encoding with zero latency and 100% privacy.
UUID Generator Studio — Bulk RFC 4122 v4, v1 & Nano ID
Free, private, in-browser UUID generator with bulk support up to 1000 IDs. Generate cryptographically secure UUID v4, v1, Nano ID, and Short ID with zero latency and 100% privacy.
WebPCAP — In-Browser Packet Inspector
Free, private, in-browser PCAP packet inspector. Dissect libpcap (.pcap) capture files locally with zero server uploads. Inspect Ethernet, IPv4, IPv6, TCP, UDP, DNS, TLS SNI, and HTTP with Wireshark-style 3-pane tree, hex dump, and conversation metrics.
Webhook HMAC Signature Debugger & Verifier Studio
Free, private, serverless in-browser Webhook HMAC signature debugger and verifier. Test, calculate, and inspect signatures for Stripe, GitHub, Shopify, Slack, and custom webhooks.
Zero-Trust Document Redactor — Client-Side PII Masking & Privacy Shield
Automated document redaction running 100% in your browser. Black out sensitive PII, names, phone numbers, emails, financial accounts, and ID numbers across text, PDF, and image files.
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