- Written by Nishant Kumar
- Posted on 3月 13, 2026
- Updated on 3月 13, 2026
- 258 Views
The Mask Dual-tone Multi-Frequency (DTMF) in Real-time Transport Protocol (RTP) feature supports masking digits in voice data to hide sensitive information, such as credit card or social security numbers. Masking of sensitive data is a compliance issue that various agencies require to obfuscate information before storage.