> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://mediakind.ferndocs.com/beam/receiver/decryption/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://mediakind.ferndocs.com/_mcp/server.

# Configure the decryption

## Decryption

MK.IO Beam supports several **Conditional Access (CA)** schemes for decrypting services from an
incoming transport stream. If the service selected for decode is encrypted (scrambled), a **locked padlock**
symbol is displayed next to the service name.

**Example**:

When the service selected for decode is successfully being decrypted (descrambled), an **unlocked padlock**
symbol is displayed next to the service.

**Example**:

## Docs

- [BISS Decryption](https://mediakind.ferndocs.com/beam/receiver/decryption/biss-decryption-modes.md)
- [BISS-CA Decryption](https://mediakind.ferndocs.com/beam/receiver/decryption/biss-ca-decryption.md)
- [Common Interface Decryption](https://mediakind.ferndocs.com/beam/receiver/decryption/common-interface-module.md)
- [Director 6](https://mediakind.ferndocs.com/beam/receiver/decryption/director.md)
- [Director 6](https://mediakind.ferndocs.com/beam/receiver/decryption/over-air-control.md)
- [Managing BISS-CA entitlements](https://mediakind.ferndocs.com/beam/receiver/decryption/biss-ca-entitlements.md)