Hands fold a sheet of paper

Researchers ‘virtually unlock’ a sealed 17th-century letter


Before password protection or message encryption — or even envelopes — there was something known as “letterlocking” to secure letters from prying eyes.

An encryption message is seen on the WhatsApp application on an iPhone.

It’s not just your color printer that could betray you. Here are 5 other ways you’re being tracked.

WhatsApp encryption

The UK targets WhatsApp encryption after London attack

Israeli tenth-graders are learning cyber security skills. The military won't allow photos that show their faces because many of them may later be recruited to Israel's version of the NSA.

Israel teaches cybersecurity skills to its high schoolers

Protestors gathered at a small rally in support of Apple's refusal to help the FBI access the cell phone of a gunman involved in the killings of 14 people in San Bernardino, California in February.

Did an Israeli digital forensics firm unlock the San Bernardino attacker’s cellphone?


Snowden Strikes Again With New Leaks

Edward Snowden strikes again, this time lifting the lid on how far and to what extent the National Security Agency (N.S.A.) has been secretly unraveling encryption technology that we all rely onto keep our online data safe and confidential. According to our partner The New York Times, the N.S.A. has bypassed or simply cracked much […]

‘Codebreakers’ Author on the Undecipherable

In 1999, the body of 41-year-old, high school dropout Ricky McCormick was discovered in a St. Charles County, Missouri cornfield. There were no weapons, no motives, no suspects in the case. The only clue investigators had were two hand-written documents found in the pockets of the victim’s pants, a scrambling of letters that read like […]