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In-depth stories and videos related to cyber hacking and security — including tips to protect yourself — from NBC News.

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Twitter to alert users who saw Russian propaganda during election Twitter to alert users who saw Russian propaganda during election Twitter to alert users who saw Russian propaganda during election

Twitter to alert users who saw Russian propaganda during election

Michael Klimentyev/Sputnik / EPA
Russian President Vladimir Putin signs bill targeting U.S. and foreign media Russian President Vladimir Putin signs bill targeting U.S. and foreign media Russian President Vladimir Putin signs bill targeting U.S. and foreign media

Putin approves law seen as retaliatory against U.S. media

The Russia Timeline So Far... The Russia Timeline So Far... The Russia Timeline So Far...

Timeline: The Russia Story So Far...

Homeland Security Now Says Wisconsin Elections System Was Not Scanned by Russians

Federal Government Tells 21 States Election Systems Targeted by Hackers

Facebook Says It Will Hand Russia-Linked Ads Over to Congress

SEC Discloses Hackers Made Off With Data From Its Filing System

Judge Sets $30K Bail for Cyber Expert Accused in Malware Case

Researcher Who Stopped WannaCry Cyberattack Arrested in Las Vegas

Putin Says 'Patriotic' Russians Could Want to Hack Democracies

Companies Stockpiling Bitcoin in Anticipation of Ransomware Attacks

Marcus Hutchins 'Saved the U.S.' From WannaCry Cyberattack on Bedroom Computer

Microsoft Comes out Swinging at NSA Over WannaCry Hack Attack

'WannaCry' Malware Attack Could Just Be Getting Started: Experts

New Trump Executive Order Would Move Federal Cybersecurity to the Cloud

How Banks Are Pushing to Replace Cash

Amazon Refunding up to $70 Million for Kids' In-App Purchases

House Votes in Favor of Letting ISPs Sell Your Browsing History

This 13-Year-Old Hacker Has Found Bugs at Some Top Tech Companies

As the Senate Moves In on Internet Privacy, How Can You Keep Your Searches Private?

WikiLeaks Mystery: How Were CIA Hacking Tools Stolen?

How Can I Protect My Smartphone and Smart TV From Getting Hacked?

What Could Happen if President Trump's Twitter Gets Hacked?

What Is a Forged Cookie and How Did it Allow Hackers to Get Into My Yahoo Account?

Hackers Take Down Thousands of 'Dark Web' Sites, Post Private Data

More Than 4 Billion Data Records Were Stolen Globally in 2016

2017 Is the Year of the Smart Home: So What's Stopping You?

How Hackable Is In-Flight Wi-Fi? We're About to Find Out

Timeline: Ten Years of Russian Cyber Attacks on Other Nations

Why a Criminal Might Want to Hack Into Your Email

Who's Next, After San Francisco's Public Transit System Got Hacked?

Protecting Your Internet Presence in the Age of Donald Trump

The Surprising Reason Why You Keep Getting Hacked

The Election Is Over, But Russia Is Still Hacking

Simple Cyber Security Tips to Protect Your Online Accounts Against Hackers

Russia May Be Hacking Us More, But China Is Hacking Us Much Less

Hacked in Space: Are Satellites the Next Cybersecurity Battleground?

Want to Avoid Getting Hacked? Follow These Tips for Your Password Protocols

The New Way You'll Get Hacked: Through That Banking App on Your Phone

Cozy Bear Explained: What You Need to Know About the Russian Hacks

When Green Means Stop: Security Expert Hacks Traffic Lights


Key Hacking Stories

Lucas Jackson / Reuters, file
How to Protect Yourself From Robocalls How to Protect Yourself From Robocalls How to Protect Yourself From Robocalls

How to Protect Yourself From Robocalls

The Dark Web: Inside the Hacker's Playground The Dark Web: Inside the Hacker's Playground The Dark Web: Inside the Hacker's Playground

The Dark Web: Inside the Hacker's Playground

How Hackers Steal Your Credit Card Information How Hackers Steal Your Credit Card Information How Hackers Steal Your Credit Card Information

How Hackers Steal Your Credit Card Info

Caution: Wi-Fi Hot Spots Run By Hackers are Targeting Tourists Caution: Wi-Fi Hot Spots Run By Hackers are Targeting Tourists Caution: Wi-Fi Hot Spots Run By Hackers are Targeting Tourists

How Hackers Are Targeting Tourists

Kalousek Rostislav / CTK via AP
Are You Safe From Hackers at 30,000 Feet? Are You Safe From Hackers at 30,000 Feet? Are You Safe From Hackers at 30,000 Feet?

Are You Safe From Hackers at 30,000 Feet?

Ransomware: How To Protect Your Computer From Being Taken Hostage Ransomware: How To Protect Your Computer From Being Taken Hostage Ransomware: How To Protect Your Computer From Being Taken Hostage

Ransomware: How To Protect Your Computer Against It