sigstore
About
Sigstore is an MCP server that automatically detects Base64 encoded content in text, decodes it, and replaces it back into the original text. Non‑Base64 portions are preserved unchanged. It is designed for developers or LLMs that need to handle Base64 encoded strings in…
Details
- Author
- 3089464667
- Downloads
- 165
- Categories
- Productivity, Security, Infrastructure, Other
Jump to
- Automatically detects Base64 encoded content in text
- Decodes and replaces Base64 strings with plaintext
- Non‑Base64 portions remain unchanged
- Provides two tools: detect and decode
- Designed for use with LLM conversations
Setting up with Highlight
This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:
- Download and install Highlight from highlightai.com/download
- Navigate to the plugins tab and select "Add Custom Plugin"
-
Configure the plugin with the settings below
Plugin Name
sigstoreCommand (node, npx, python, etc.)Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
- Enable "Start Automatically" if you want the plugin to start when Highlight launches
From the repository
Install the server with pip install -e . and configure your MCP client with the command python3 -m mcp_content_integrity.server in the server’s JSON block. Two tools are available: detect_base64 to scan text and report Base64 segment locations and previews, and decode_base64 to scan, decode, and return the fully processed text.
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"sigstore": {
"base64-autodecode": {
"command": "python3",
"args": [
"-m",
"mcp_content_integrity.server"
]
}
}
}
}McpServers
{
"base64-autodecode": {
"command": "python3",
"args": [
"-m",
"mcp_content_integrity.server"
]
}
}{ "mcpServers": { "base64-autodecode": { "command": "python3", "args": ["-m", "mcp_content_integrity.server"] } } }
LLM 调用decode_base64(text="key: aGVsbG8gd29ybGQ=)→key: hello world
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