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WebCrypt MCP Server

Zero-dependency Web Crypto & AI Agent MCP Server (AES-256-GCM, RSA-4096, PQC, Signatures).

Connector by putervision · GitHub account verified by the MCP Registry

IndexedMITLocal (stdio)★ 12
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Install

Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.

npx agentmarket install connector/putervision-webcrypt

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

Zero-dependency Web Crypto & AI Agent MCP Server (AES-256-GCM, RSA-4096, PQC, Signatures).

Reviews

Write a review

No reviews yet. Installed it? Reviews come from verified installers only. How reviews work

Permissions

What this server can do and what it asks for, from its tool list, install config and code. Checked Oct 25, 2026.

Tools
1 read · 3 write · 0 delete · 2 not yet classified
Secrets
None asked for
Install scripts
None found
Runs as
Node.js package

Tools by what they do 6

Read from the source code; the running server may list different tools.

Read 1 · Look things up without changing anything.

  • crypto_hash

Write 3 · Create, change, send or run things.

  • manage_keys
  • pqc_kem_sign
  • sign_verify

Not yet classified 2 · We could not tell from the name and description.

  • decrypt_payload
  • encrypt_payload

Network hosts it talks to 4

  • github.com · found in code
  • glama.ai · found in code
  • putervision.com · found in code
  • putervision.github.io · found in code

Files it touches

  • /usr/local/opt/nvm/nvm.sh
  • Your home directory (~)

Tools (6)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • crypto_hash

    Compute cryptographic hashes (SHA-256, SHA-384, SHA-512, SHA3-256, SHA3-384, SHA3-512).

  • decrypt_payload

    Decrypt ciphertext produced by WebCrypt back into plaintext or JSON object.

  • encrypt_payload

    Encrypt text, JSON objects, or files using AES-256-GCM symmetric or RSA-4096 hybrid asymmetric encryption.

  • manage_keys

    Generate, export, or import cryptographic keypairs (RSA-4096/2048, ECDH P-256/P-384, HMAC).

  • pqc_kem_sign

    Post-Quantum Cryptography operations (Kyber KEM, Dilithium signatures, and Hybrid classical+PQC KEM).

  • sign_verify

    Create or verify digital signatures and HMAC authentication tags (ECDSA, RSA-PSS, HMAC, HMAC-SHA3).

Signals

Stars
12
Forks
1
Open issues
0
Last commit
Aug 21, 2026 (2 months ago)
Last release
Aug 21, 2026 (2 months ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name
io.github.putervision/webcrypt
Version
1.0.1
Auth
No auth
Packages
npm webcrypt
License
MIT
Repository
github.com/putervision/webcrypt
Website
putervision.github.io/webcrypt/
First seen
Oct 24, 2026
Last checked
Oct 24, 2026
Source
Official MCP Registrygithub-graphql

More from putervision

Cite this page

WebCrypt MCP Server. Agent Mart. https://agentmart.dev/connectors/putervision-webcrypt (last updated 2026-10-24)