A number of Democratic Congressional leaders wrote Yahoo CEO Marissa Mayer a letter seeking answers about the breach of 500 million customer records.

Facebook today began a test program rolling out opt-in end-to-end encryption for its Messenger service called Secret Conversations. The end-to-end encryption is based on the Signal protocol developed by Open Whisper Systems, the same protocol that stands up the crypto in the Signal and WhatsApp messaging applications. The Facebook version of the encryption service is...

Facebook today began a test program rolling out opt-in end-to-end encryption for its Messenger service called Secret Conversations. The end-to-end encryption is based on the Signal protocol developed by Open Whisper Systems, the same protocol that stands up the crypto in the Signal and WhatsApp messaging applications. The Facebook version of the encryption service is...

Google has announced its timeline for deprecating SHA-1 certificates, despite concerns expressed recently that sunsetting the broken encryption hashing algorithm will disconnect millions from the Internet. SHA-1’s demise has been accelerated in recent months since researchers published a paper explaining that practical collision attacks could be months, instead of years, away. Google, on Friday, announced...

A security researcher is in a bit of a scrum with Facebook over vulnerability disclosures that not only tested the boundaries of the social network’s bug bounty program, but also prompted threats of legal and criminal action. Wesley Wineberg, a contract employee of security company Synack, said today in a personal blogpost and in emails...