Finnish security firm Codenomicon has set up a dedicated website to give people information about the Heartbleed bug, a glitch in the OpenSSL security product that may have put internet users' personal data at risk.
It comes after the firm, along with Google Security, revealed earlier this week that the bug had gone undetected for two years and could be used by hackers to steal sensitive information such as passwords.
More top news
Wet and windy for a time across many areas through this evening
The US president is losing another of his key aides in the latest of a string of high-profile departures.
TV veteran Sir Bruce Forsyth has died at the age of 89