Interactive Tools

Live Interactive Tools

Explore, experiment, and understand the power of cryptography and cybersecurity with hands-on tools.

Live Projects Tools

PDF Toolkit

Merge · Split · Compress (Raster + Reorder) · Protect · Unlock · Watermark · PDF↔Word · JPG↔PDF.

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Watermark Manager

Add watermarks to images & PDFs — and undo only the watermarks added by this tool with a manifest. 100% client-side.

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Resume Builder

Create sections & fields → pick template → export text-based PDF / CV-HTML / LaTeX. Privacy mode supported.

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Email Forensics Analyzer

Analyze headers, SPF/DKIM/DMARC, URLs, attachments & raw source — fully client-side.

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Nmap Command Simulator

Learn Nmap syntax and read realistic scan outputs — safe, client-side simulator for learning and demos.

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Networking Tools Suite

Subnetting, conversion, visualization & simulations — IPv4 + IPv6 — 100% client-side.

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Site Auditor

Crawl your site • Broken links/assets • SEO & accessibility checks.

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Crypto Playground

Classical ciphers, Enigma, analysis, codes & demo RSA — for learning and fun.

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Universal Encoder & Decoder

Base16 · Base32 · Base45 · Base58 · Base62 · Base64 · Ascii85 · Z85 · URL.

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File Hash Generator & Integrity Checker

Compute MD5, SHA-1, SHA-256/384/512, and BLAKE2s. Verify integrity with a known hash — all in your browser.

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Pseudo Random Number Generator

Generate, visualize, compare — and build custom PRNGs. Includes format conversions & bit analysis.

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Hex Converter

Convert Hex ⇄ Text/UTF-8, Decimal, Binary, Base64 · Hex Dump · File import/export — fully client-side.

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Caesar Cipher

A classical encryption technique that shifts letters by a fixed number in the alphabet, showcasing the basics of cryptography.

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Password Strength Checker

Analyze and enhance your password security using real-time strength evaluation and suggestions.

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Steganography

Hide secret data within images or files, demonstrating the concept of concealing messages from detection.

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ROT13 Cipher

A variant of Caesar Cipher that replaces each letter with the one 13 positions ahead — apply it twice to decode!

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Vigenère Cipher

An improved encryption system using a keyword to shift letters, making it more resistant to frequency attacks.

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XOR Encryption

A simple symmetric encryption using XOR logic — foundational to many modern encryption techniques.

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AES - Encryption

Advanced Encryption Standard — a global encryption protocol used for securing sensitive digital information.

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Playfair Encryption

A digraph substitution cipher using a 5×5 key matrix.

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Magic Encryption

We’ll sniff Base64, Hex, URL, HTML Entities, ROT13, Atbash, XOR (single-byte) & more.

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GZIP / ZLIB / Raw DEFLATE

Compress & decompress in-browser. Auto-detect compressed data. Convert between text, hex, and base64.

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Image DPI

Pick a DPI (72/150/200/300/400/600 or custom), choose your image, and we’ll download the updated file instantly.

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Image Resizer & Transparent Background

Choose a preset icon size or custom dimensions, optionally remove the background, and download as PNG/JPEG/WEBP.

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