The U.S. is continuing to push Apple and other tech companies to help law enforcement circumvent encryption.
The case is the latest in the battle over privacy between the tech giant and law enforcement.
Comparing favourably to iPhone 6s and Samsung Galaxy S7, a two-way title fight has turned into a three-way brawl.
The bureau may be allowed to withhold how it cracked an iPhone belonging to one of the San Bernardino shooters.
Pedestrians using their mobile phones could soon be fined and even jailed.
Liam, who can slash through a few million phones per year, is attempting to crush criticism that Apple's materials can't be refurbished and reused.
The companies will contest government arguments that the All Writs Act compels Apple to comply with its request.
The Apple case has raised the issue of whether the tech giant gives foreign governments things it refuses to give to the FBI.
Apple's refusal to crack open an extremist's iPhone is a matter of principle—and market share.
Apple's argument that Congress needs new authority to require it to assist the FBI appears to be wrong.
If companies are to be forced to unlock encrypted technology, that mandate should come from Congress.
Cook refused to comply with the government's request to unlock an iPhone of one of the San Bernardino shooters.
Adam Schiff expressed willingness to create ground rules for when tech firms should grant the authorities access to their products.