Facebook Messenger security flaw meant hackers could alter sent messages on Android

The exploit was discovered by Check Point and allowed hackers to alter previously sent messages, such as swapping out a benign link your friend sent you with a link that leads to a malicious site. The exploit only existed on Facebook Messenger for Android, which Facebook says has now been fixed. [Image: Facebook]

About the author

Michael Grothaus is a novelist, journalist, and former screenwriter. His debut novel EPIPHANY JONES is out now from Orenda Books. You can read more about him at