On April 7th, 2014 a catastrophic bug was found in OpenSSL, codenamed Heartbleed. Buying this commemorative t-shirt you will be helping OpenSSL so they have more resources and these critical bugs are less likely to happen. All proceeds (around $4 per tee) will be donated to the OpenSSL Software Foundation. The Heartbleed logo (public domain) is printed on the front and the UNIX timestamp of the Op