Many of the password-protected systems were accessible from the web.
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Now you can log in with a push of a button ... almost.
It's the second Xfinity security issue in as many months.
The researcher later found that passcodes he tested weren't always counted.
The case was one of the long-awaited privacy legal decisions of the year.
The very existence of the secretive White House group is controversial.
Krzanich has been at the chipmaker since 1982.
The scandal erupted after one company claimed to be able to track any cell phone in the US "within seconds."
"This makes using encrypted containers pointless," said security researcher Patrick Wardle.
Anyone could pull a lock's location and unlock code details directly from the company's servers.