> For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://mezmo.ferndocs.com/ai-guides-decrypt-field-processor/llms.txt. > For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://mezmo.ferndocs.com/_mcp/server. # Decrypt Field Processor ## Decrypt Field Processor **Purpose:** Decrypts encrypted fields in-flight, enabling further processing before sending data to its final destination. **Key Features:** * **Decryption Options:** Choose an algorithm (e.g., AES-256-CFB) and provide a decryption key. * **Initialization Vector (IV):** Required for some algorithms to decode data correctly. **Steps to Add:** 1. Edit the pipeline and click **Add Processor**. 2. Select **Decrypt Field** and configure: * Target encrypted field name. * Decryption algorithm. * Key and IV (initialization vector) for the field.