Some people use one key for everything in their house, Holden says.
Some people have a huge set of keys that they use for each door individually.
Around 40m of the addresses were Yahoo Mail, 33m Hotmail and 24m for Googles Gmail service.
He seem to be in a hurry to sell the mega trove of login credentials when Holden approached him.
The hacker, who apparently is quite young, agreed.
We kind of call him the collector, Holden says in a heavy Russian accent.
Eventually, almost everyone gets breached.
source: www.techworm.net