Aug 31, 2017

He published a document[1] on their website with the letter head of the FCC, signed as the FCC. He was trying to impersonate the FCC. There were plenty of other things he could have posted to show off the vulnerability, without the worry of legal trouble.

[1]: https://ecfsapi.fcc.gov/file/DOC-578d579d1f000000-A.pdf