Security Intelligence

Aggregating from top infosec sources · Updated daily

TheHackerNews BleepingComputer CISA Krebs on Security

All Breach CVE Malware Tool Vulnerability

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Encode / Decode

Base64, URL encoding, HTML entities, Hex — all formats in one place.

Input

Output

JWT Decoder & Modifier

Decode, inspect, and modify JWT tokens. Test none algorithm attacks and re-sign with custom secrets.

Paste JWT Token

Result Token

JS Beautifier / Minifier

Prettify minified JavaScript, extract strings, and identify suspicious patterns.

Minified / Obfuscated JS

Output

Path & Endpoint Extractor

Extract API paths, URLs, and endpoints from HTTP responses, JavaScript files, or HTML source.

Paste HTTP Response / JS / HTML Content

Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-512 hashes. Also verify a known hash.

Input Text

Verify Hash (paste known hash to compare)

JSON Formatter & Validator

Format, validate, minify, and diff JSON payloads.

Input JSON

Output

Regex Tester

Live regex matching with group highlighting. Common patterns for API testing included.

Pattern

Test String

Matches (highlighted)

Matches will appear highlighted here...

HTTP Header Parser

Parse raw HTTP headers and analyze security posture — CSP, HSTS, CORS, X-Frame-Options and more.

Paste Raw HTTP Response Headers

CORS Analyzer

Paste CORS headers from a response to analyze the policy and spot misconfigurations.

Paste CORS-Related Response Headers

URL Inspector

Dissect URLs, decode parameters, detect open redirects and suspicious patterns.

URL to Inspect

About CyberSecHub

A privacy-first platform for security researchers and bug hunters. All toolkit operations run entirely in your browser — no data ever leaves your machine.

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Daily Intelligence Feed

We aggregate the latest vulnerabilities, breaches, and security research from TheHackerNews, BleepingComputer, CISA, and Krebs on Security. Updated daily via RSS and NewsAPI.

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Privacy-First Toolkit

Every tool in our AppSec Toolkit runs 100% client-side in your browser. We never log or transmit your inputs. JWT tokens, hashes, and encoded data never leave your machine.

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Built for Pentesters

Tools are specifically designed for application and API penetration testing workflows — JWT manipulation, path discovery, CORS analysis, header security checks, and more.

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Open & Portable

This entire platform is a single HTML file. Save it, share it, run it offline. No installation, no backend, no dependencies beyond a modern browser.

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