The major security vulnerability, Heartbleed, has made headlines around the world and affected millions of people.
The vulnerability comes from a coding mistake in a commonly used security utility, OpenSSL. This flaw affects the encryption protecting your usernames, passwords and emails, however, can only be fixed by businesses updating to the latest version of OpenSSL. Members of the public should be aware of the many high profile sites affected including Instagram, Google, Netflix and Youtube and reset all passwords. It is also important for those who use the same password for many sites to consider the possibility that this information could have been compromised.
Any updates from the sites affected should be installed immediately to avoid further security issues.