ToolsFamTools/Security & Privacy
Home/Developer/Security & Privacy

24 tools

Security & Privacy

Password, token, hash and secure header utilities

All Security & Privacy

24 tools in this category

HTML Encode

Encode HTML-sensitive characters into entities for safe display.Security & Privacy

HTML Decode

Decode HTML entities back into readable markup characters.Security & Privacy

JWT Decode

Decode JWT header and payload locally without verifying or uploading tokens.Security & Privacy

JWT Encoder

Create an unsigned JWT-style header and payload for demos and documentation only.Security & Privacy

Binary to Text

Decode binary byte groups into text.Security & Privacy

Text to Binary

Convert text into 8-bit binary groups.Security & Privacy

Hex to Text

Decode hexadecimal byte values into readable text.Security & Privacy

Text to Hex

Convert text into hexadecimal byte values.Security & Privacy

Decimal to Binary

Convert decimal numbers into binary values.Security & Privacy

Binary to Decimal

Convert binary numbers into decimal values.Security & Privacy

Hex to Decimal

Convert hexadecimal numbers into decimal values.Security & Privacy

Decimal to Hex

Convert decimal numbers into hexadecimal values.Security & Privacy

Password Generator

Generate strong random passwords locally with browser crypto for accounts, test users and vaults.Security & Privacy

Passphrase Generator

Generate memorable multi-word passphrases for secure logins and recovery workflows.Security & Privacy

SHA-256 Checksum Generator

Create SHA-256 hashes for text verification, checksums and integrity comparisons in the browser.Security & Privacy

Password Strength Checker

Check password length, character variety and common weakness signals without sending it anywhere.Security & Privacy

Basic Auth Header Generator

Create HTTP Basic Authorization headers from a username and password for API testing.Security & Privacy

CORS Header Generator

Generate common CORS response headers for frontend API development and browser debugging.Security & Privacy

CSP Header Generator

Generate a starter Content Security Policy header to harden websites and reduce XSS risk.Security & Privacy

Fake Email Generator for Testing

Generate safe non-receiving example email addresses for QA, seed data, forms and demos.Security & Privacy

Test Card Number Generator

Generate sandbox-only Luhn-valid card numbers for payment form development and QA.Security & Privacy

Luhn Validator

Check whether a number passes the Luhn checksum locally without validating a real card account.Security & Privacy

Email Alias Ideas Generator

Create practical email alias ideas for testing, support routing and inbox organization.Security & Privacy

Disposable Email Safety Checker

Check email syntax and common disposable-domain signals locally for signup QA and moderation notes.Security & Privacy
Other developer specialties
Developer ToolsCode PlaygroundsCode ConvertersQA & DebuggingDevOps & SecurityCSS & UI Engineering

Password, token, hash and secure header utilities

Useful Security & Privacy Workflows

8 steps

Developer Debug Kit

Move from a confusing payload or failing request to readable data, decoded claims, safer URLs and a reproducible API check.

3 steps

Decode JWT Safely in Browser

Inspect JWT claims, expiry and URL encoding without sending tokens to a backend.

Security & Privacy Guides and Cheat Sheets

JWT ecosystem / Guide

JWT Explained: Header, Payload, Signature and Claims

Understand how JSON Web Tokens work, what JWT decoding means, and which claims developers should inspect first.

Encoding ecosystem / Guide

Base64 Explained for Developers

Learn what Base64 encoding is, where it appears, why URL-safe Base64 exists and why it is not encryption.

API ecosystem / Tutorial

API Testing Guide for Browser-Based Workflows

How to test REST APIs in the browser, inspect JSON responses, handle headers and understand CORS proxy tradeoffs.

Developer ecosystem / Glossary

Developer Tools Glossary

Short definitions for JSON, YAML, JWT, Base64, regex, UUID, hashing, CORS, CSP, Open Graph and schema markup.

ToolsFam

Practical browser tools for code, data, documents, images, and everyday work.

Tools
HomeAll toolsJSON formatterCompress imageMerge PDF
Resources
Chrome extensionWorkflowsGuidesBlog
Company
About ToolsFamContactBudgetPetalDiscobeats
Help
Request a toolReport a tool issuePrivacy PolicyTermsComparisons
Categories
Developer ToolsCode PlaygroundsCode ConvertersQA & DebuggingDevOps & SecurityWeb Performance
© 2026 ToolsFam. About ToolsFam