One extra digit added to an IP address led police in the wrong direction.
For too long streaming video gamers have suffered denial-of-service attacks and raids from police SWAT teams, often assisted by Skype leaking private IP addresses.
The Syrian Electronic Army has hacked some of Viber's internal systems, and published information about its users.
A popular Firefox add-on appears to have started leaking private information about every website that users visit, including sensitive data which could identify individuals...
One of TechCrunch's web servers is serving up pages which definitely don't belong at TechCrunch!
But it may not be the result of malicious hacking..