Certificate Transparency (CT) Logs Streaming Mode (`-ctl`)

[ehsandeep]

Add a new feature to tlsx to stream live Certificate Transparency (CT) log entries, with flexible output and filtering options.

Motivation

• Enable real-time discovery of new TLS certificates as they are logged to public CT logs.
• Support security research, domain monitoring, and certificate analytics use cases.
• Provide a modern, scriptable, and filterable way to monitor / store CT logs.

Example Usage

# Default to CT logs mode if no input is provided
tlsx -ctl

# Stream and output as JSON Lines
tlsx -ctl -j

References

• Google CT Log List
• Certificate Transparency

Additional Notes

• This feature is designed for high-throughput, real-time streaming and is intended for research and monitoring use cases.