If you haven't already heard, you should probably download encrypted messaging app Signal.
At least, that's experts' advice for people after the U.S. election.
Between high-profile security failures and the Russian hacks before the election, we should know by now to secure our personal data.
But some people worry that government surveillance will expand under a Donald Trump presidency, especially because he tapped Mike Pompeo, who supports mass surveillance, for CIA chief.
A recent poll of 160 government and intelligence officials found that the majority are concerned about cybersecurity under a Trump administration and 73% think it won't improve during his presidency.
Encrypted apps can shield communications from hackers and the government. And Signal, from Open Whisper Systems, is the easiest place to start.