Richard Burr, North Carolina's senior senator, began to play a central role in encryption and surveillance debates when he assumed the chairmanship of the Senate Intelligence Committee on 2015, after Republicans retook the Senate. He attempted to shield several sections of the USA Patriot Act from reform, urging his colleagues to renew them without changes. He and California Democrat Dianne Feinstein later introduced the first piece of legislation targeting unbreakable encryption.

U.S. tech firms warn of ‘unintended consequences’ from Senate encryption bill
The companies banded together for a strongly worded letter urging the bill's sponsors to back down.
Here’s the final version of the Senate bill mandating encryption backdoors
'No entity or individual is above the law,' one of the bill's sponsors said.
Civil-liberties groups tell Obama to oppose Senate encryption bill
'It is beyond dispute that this bill would threaten the safety of billions of Internet users.'
Trade group representing tech giants slams Burr–Feinstein encryption bill
The group said the bill would 'harm national security and put Americans at risk.'
U.S. senators behind ‘backdoor’ bill repeatedly voted for encryption funding
These lawmakers were for encryption before they were against it.
iPhone unlocking court order prompts familiar battle lines in Congress
'Court orders are not optional and Apple should comply.'
Sen. Feinstein’s office says no delay for Senate encryption bill
'I don’t know where talk of a ‘delay’ comes from.'
Senate Intelligence Committee chairman calls for encryption legislation in 2016
Richard Burr thinks the time has come to crack down on encryption.
Senate will not investigate Ted Cruz following ‘classified’ gaffe
'I don’t think national television is the place to discuss classified information.'
Top House Republican wants NSA case appealed to Supreme Court
House Intel Chairman wants 'further consideration of this matter by the courts.'
Senate cybersecurity bill would deal a major blow to transparency
Bill would exempt info shared with government by businesses from FOIA requirements.