Former White House National Security Adviser Richard Clarke calls the push "unseemly."
"Encryption is not magic. If a backdoor can be created, it will be exploited."
Politicians want to weaken encryption so they can spy on people's communications.
The CEO also attacked attempts by Washington to build backdoors into products.
Counterterrorism legislation could increase tensions with Silicon Valley and the U.S.
Together, the NSA and GCHQ harvested encryption keys to access global mobile communications.
New encryption laws proposed by Cameron to help tackle terrorism in the UK, could put popular messaging platforms at risk.
The FBI wants American encrypted smartphones accessible to the NSA. Will the makers comply?
Can U.S. courts order tech companies to target customers with spyware?
The former anonymous online drug marketplace may have been rebranded and is open for business again, according to new reports.
His speech was punctuated with "I don't know" and "I haven't thought about it."
On the streets of D.C., foreign agents and U.S. counterspies wage a new kind of spy war