Security experts have been questioning why Yahoo took so long to warn the public
The data breach affects at least half a billion Yahoo accounts
Representative Hank Johnson is proposing disconnecting voting machines from the internet
Terbium Labs' Matchlight product searches for stolen data that’s circulating on the black market
LeakedSource, a giant repository online that stores stolen databases, can potentially make hacking easier
In March, the U.S. government unlocked access to the iPhone through an unknown third party
A technique known as NAND mirroring can bypass the phone's passcode limit
Russian state-sponsored hackers have been blamed for recent high-profile breaches
The files allegedly were stolen from the World Anti-Doping Agency
Anonymous internet users routinely collect copies of stolen databases
