"I will raise the need to address ongoing challenges posed by terrorists and criminals using encryption," says George Brandis, Australia's attorney general.

"Identifying threats contained within encrypted network traffic poses a unique set of challenges," said two Cisco researchers.

The Shadow Brokers announced Tuesday that they will accept Zcash as payment for a monthly subscription service to access leaked NSA files. The group also raised speculation on the cryptocurrency’s ties to the Defense Advanced Research Projects Agency, or DARPA, the Department of Defense, and Israel.

Formal talks between governments and tech companies are taking place as European countries ratchet up their calls for encryption backdoors.

Securing the connected, smart and increasingly autonomous cars of tomorrow against hackers and online criminals will only get harder, warns the Cloud Security Alliance.

Created by two of the founders of SparkNotes and OkCupid, the service has built some of the most interesting encryption tools on the Internet.