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Uh, a text message is (famously) limited to 160 bytes. How are your going to sign this. Instead, this proposal requires that carriers verify that the sender b

by michael1999 4y ago

Uh, a text message is (famously) limited to 160 bytes. How are your going to sign this. Instead, this proposal requires that carriers verify that the sender block "invalid, unallocated, or unused numbers." which is very much like ISP egress filtering. Or forbidding IP spoofing a 1st amendment issue too?

yjftsjthsd-h 4y ago
> Uh, a text message is (famously) limited to 160 bytes. How are your going to sign this. Don't sign the message to the phone, sign the connection between carriers.