Local-first Base64, Luhn, key-component XOR, and synthetic ISO-0 PIN block tools.
Quick Install
Automated & IDE SetupCopy the AI prompt to install this server into Claude Code, Cursor, or another agent โ or use 1-click editor setup below.
One-click editor setup isnโt available for this listing yet โ we donโt have a confirmed install command, and weโd rather show nothing than point your editor at the wrong package or host. Follow the projectโs own setup instructions, linked above.
Manual Client & Custom JSON ConfigExpand JSON โพ
No confirmed setup config for this listing yet. We only publish a config block when the install details come from the project itself โ its README, its docs, or a verified owner. We havenโt found those for HSM Kit, and weโd rather show nothing than a guess youโd paste into your client. Follow the projectโs own setup instructions for the current steps.
Documentation Overview
HSM Kit - Professional Online Encryption Toolkit
๐ Professional encryption & key management tools, 100% client-side, secure & reliable
English | ็ฎไฝไธญๆ | ๆฅๆฌ่ช | ํ๊ตญ์ด | Deutsch | Franรงais
๐ Introduction
HSM Kit is a professional online encryption toolkit designed for developers, testers, and security engineers in finance, payment, and security domains. It provides 44+ tools covering HSM key management, payment security, PKI certificates, and cryptographic algorithms, all running entirely in the browser.
Core Values
- Security First - 100% client-side computation, keys and sensitive data never leave your device
- Professional & Complete - 44+ tools covering HSM key management, payment security, PKI certificates, and cryptographic algorithms
- Ready to Use - Open browser and start working, supports PWA installation, works on Mac/Windows/Linux/mobile
- Open Source - Code is publicly auditable, meets financial industry compliance requirements
โจ Features
| Feature | Description |
|---|---|
| ๐ Local Computation | All crypto operations run in browser, data never uploaded |
| ๐ฑ PWA Support | Installable to desktop, works like native app, offline available |
| ๐ Cross Platform | Mac/Windows/Linux/iOS/Android supported |
| ๐ Multi-language | English, Chinese, Japanese, Korean, German, French - 100% coverage |
| ๐ Dark Mode | Day/night theme switching to protect your eyes |
| โฟ Accessible | ARIA labels, keyboard navigation, skip-to-content, aria-live regions, WCAG 2.1 AA compliant |
| โก Lazy Loading | Route-level code splitting, only loads current page |
| ๐ SEO Optimized | Pre-rendered static HTML, Schema markup, multi-language hreflang |
| ๐ Knowledge Base | 43 English + 43 Chinese technical articles with static, indexable delivery |
| ๐จ๐ณ Localized Tool URLs | 8 high-demand tools have canonical Chinese URLs with reciprocal hreflang |
| ๐งช Published Test Vectors | Downloadable AES JSON vectors verified by CryptoJS and Web Crypto regression tests |
| ๐ Context-safe Examples | One-click examples preserve the selected mode, format, tab, and enabling toggles |
| โ Consistent Input Validation | Shared gray/green/red length and format states across all tool inputs |
| โญ Favorites & Recent Tools | Local favorites plus 90-day recent-tool history, with no account required |
| ๐ Workflow Discovery | Each tool links to the next relevant tools and its supporting guides |
| ๐ Privacy-safe Events | Optional GA/Zaraz events contain action/tool IDs only, never form values or results |
| ๐งช Test Coverage | 100+ Vitest tests plus production page smoke checks for all 44 tools |
๐ ๏ธ Tool Modules
๐ Encryption/Decryption Tools (5)
| Tool | Description | Route |
|---|---|---|
| AES Encryption | AES-128/192/256, ECB/CBC/CFB/OFB/CTR modes | /aes-encryption |
| DES/3DES Encryption | DES/Triple DES, multiple padding options | /des-encryption |
| RSA Encryption | RSA encrypt/decrypt/sign/verify, PKCS#1/OAEP | /rsa-encryption |
| ECC/ECDSA | Elliptic curve, secp256k1/P-256/P-384 | /ecc-encryption |
| FPE Format-Preserving | FF1/FF3-1 algorithms, NIST SP 800-38G | /fpe-encryption |
๐ Key Management Tools (8)
| Tool | Description | Route |
|---|---|---|
| Key Generator | AES/DES/3DES secure random keys, key combining, parity | /keys-dea |
| Keyshare Generator | Key splitting for secure custody, KCV calculation | /keyshare-generator |
| Futurex Keys | Futurex HSM key encrypt/decrypt/lookup | /futurex-keys |
| Atalla Keys (AKB) | Atalla AKB format key encrypt/decrypt | /atalla-keys |
| SafeNet Keys | SafeNet HSM key encrypt/decrypt/lookup | /safenet-keys |
| Thales Keys | Thales HSM LMK key encrypt/decrypt/lookup | /thales-keys |
| Thales Key Block | Thales proprietary key block encode/decode | /thales-key-block |
| TR-31 Key Block | ANSI X9.143 key block encode/decode | /tr31-key-block |
๐ PKI Tools (2)
| Tool | Description | Route |
|---|---|---|
| ASN.1 Decoder | DER/BER structure decoding, X.509 certificate parsing | /asn1-parser |
| SSL Certificates (X509) | SSL/TLS certificate parsing & validation | /ssl-certificates |
๐ณ Payment Security Tools (21)
| Category | Tool | Route |
|---|---|---|
| AS2805 | AS2805 Message Tool | /payments-as2805 |
| Bitmap | ISO 8583 Bitmap | /payments-bitmap |
| Card Validation | CVV/CVC | /payments-card-validation-cvvs |
| Card Validation | AMEX CSC | /payments-card-validation-amex-cscs |
| Card Validation | MasterCard CVC3 | /payments-card-validation-mastercard-cvc3 |
| DUKPT | DUKPT TDES (ISO 9797) | /payments-dukpt-iso9797 |
| DUKPT | DUKPT AES | /payments-dukpt-aes |
| MAC | ISO 9797-1 MAC | /payments-mac-iso9797-1 |
| MAC | ANSI X9.9/X9.19 | /payments-mac-ansix9 |
| MAC | AS2805 MAC | /payments-mac-as2805 |
| MAC | TDES CBC-MAC | /payments-mac-tdes-cbc-mac |
| MAC | HMAC | /payments-mac-hmac |
| MAC | CMAC | /payments-mac-cmac |
| MAC | Retail MAC | /payments-mac-retail |
| PIN | PIN Block General | /payments-pin-blocks-general |
| PIN | PIN Block AES | /payments-pin-blocks-aes |
| PIN | PIN Offset | /payments-pin-offset |
| PIN | PIN PVV | /payments-pin-pvv |
| Other | VISA Certificates | /payments-visa-certificates |
| Other | ZKA (German Banking) | /payments-zka |
๐งฐ General Tools (9)
| Tool | Description | Route |
|---|---|---|
| Hash Calculator | MD5/SHA/SHA-3/BLAKE2/SM3 20+ algorithms | /hashes |
| Character Encoding | ASCII/Hex/Binary/EBCDIC/ATM conversion | /character-encoding |
| BCD Encoding | Decimal to BCD encoding conversion | /bcd |
| Check Digits | Luhn (MOD 10) / Amex SE (MOD 9) | /check-digits |
| Base64 Encode/Decode | Standard Base64 encoding/decoding | /base64 |
| Base94 Encode/Decode | Base94 encoding/decoding | /base94 |
| Message Parser | ISO 8583, ATM NDC/Wincor parsing | /message-parser |
| RSA DER Public Key | RSA public key DER/PEM encode/decode | /rsa-der-public-key |
| UUID Generator | UUID v1/v3/v4/v5 generation | /uuid |
๐ Knowledge Base
HSM Kit includes a built-in knowledge base (/guides/) with 42 in-depth technical articles in each of English and Chinese, covering encryption algorithms, payment security, HSM key management, and more. Articles are cross-linked and directly connected to corresponding tools.
Knowledge Base Features
- ๐ Markdown Rendering - Code blocks, tables, internal links
- ๐ Tool Integration - Direct links to related tools and articles
- ๐ Bilingual - English and Chinese, 43 articles each, fully translated
- ๐ Table of Contents - Right-side TOC navigation with scroll highlighting
- ๐ Search - Full-text search across articles
๐ Project Structure
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