Do you have more information on this? Why are those non-STIR/SHAKEN TDM trunks s... | Hacker News

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dredmorbius 41 days ago | parent | context | favorite | on: France to ban unsolicited telemarketing calls

Do you have more information on this?

Why are those non-STIR/SHAKEN TDM trunks serving as transit trunks (non-terminating), rather than terminal-only trunks? Seems a pretty obvious hole to close.

inigyou 41 days ago [–]

DEFCON talk "Journey to the center of the phone network"

Slides: https://media.defcon.org/DEF%20CON%2033/DEF%20CON%2033%20pre...

Video recording: somewhere

dredmorbius 41 days ago | [–]

Thanks!

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