William Abel, a mail censor at Iowa's State Prison, Fort Madison, using a hot iron to bring out a secret message written in lemon juice on a letter.Three Lions/Getty Images Humans have had a long ...

The US Secret Service may temporarily disable text messaging on employee cell phones, two sources familiar with the matter tell CNN, as the agency scrambles to respond to concerns it may have erased ...

The Secret Service is considering preventing employees from using iMessage on agency iPhones in the future, with claims the loss of text messages relating to the January 6 Capitol insurrection were ...

The embattled inspector general for the Department of Homeland Security first learned of missing Secret Service text messages in May 2021 – months earlier than previously known and more than a year ...

In the aftermath of the January 6, 2021 Capitol riots, the Secret Service has been blasted for losing text messages sent around that time about the attack, potentially violating federal record ...

Do you ever feel like someone is peering over your shoulder while sending private messages to your friends and family? Well, you won't have to worry about those nosy people knowing what you're sending ...

While sending messages via Facebook Messenger may seem like a private way of communicating, it’s not. Facebook does not encrypt your regular messages on Messenger, and they can be handed over as ...

Engineering requires deep attention to detail, but sometimes engineers take it a step further by adding secret, playful ...

Using variation selectors, you can conceal messages of arbitrary length within emoji, or indeed any unicode character. "To be clear, this is an abuse of unicode and you shouldn't do it," writes Paul ...