100% Private • Runs in Your Browser • by Tech4SEO

Security & Privacy Toolkit

Professional security utilities by Tech4SEO — hashing, HMAC, password strength, Base64, URL tools, secret redaction, UUID and secure tokens. No API calls, no server processing.

Requests sent to server

PrivacyClient-side

SpeedInstant

UseDevelopers • QA • SEO

Password Tools

Check strength + generate secure passwords.

Password

Score: 0/100 Entropy: 0 bits Crack time: -

Generate Secure Password

Length

Policy

Generated

Input Text

Algorithm

Output

Hash Output

Tip: For files, we can add drag & drop hashing in v1.1.

Message Secret Key

Algorithm

Output

HMAC Output

HMAC is used for request signing, webhooks, and tamper detection.

Text

Output

Tip: Use Base64 for safe text transport. Not encryption.

URL / Text

Mode

Action

Output

Useful for query parameters, tracking URLs, and safe encoding.

Paste Text (logs, configs, tokens)

Mask Style

Detect

JWT API keys Emails Phones

Sanitized Output

Unique feature: removes common tokens & secrets patterns locally — best for sharing logs safely.

Redacted: 0 items

UUID v4

Secure Token Generator

Length

Charset

Token Output

Uses crypto.getRandomValues for secure randomness.

Privacy Note: All processing happens inside your browser. No data is sent to any server.

Built by Zubair Naeem • Tech4SEO