<http://schema.org/alternativeHeadline>
"Sites running the OpenSSL protocols to encrypt their data are vulnerable to the 'Heartbleed' attack, but may not know if they've been compromised as the bug leaves no trace of itself."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/computers/stories/heartbleed-bug-kills-security-for-millions-of-websites>