hacking

Sensitive information has been posted online from last week’s “significant data breach” of the health insurance marketplace for Washington, D.C., that affected members of Congress, according to Senate staffers briefed on the hack.

U.S. carrier T-Mobile said Wednesday that a hacker obtained a trove of personal data belonging to around 37 million customers.

The group would then charge drivers $10 to be put to the front of the line to get a fare.

Killnet specializes in Distributed Denial of Service attacks, or DDoS attacks, which overwhelm a website with internet traffic.

When Rosie Okumura’s mother fell victim to an online scam, the voice actor didn’t just get mad — she got even. Okumura is just one of a number of “scambaiters” turning the tables on fraudsters by pretending to fall for their scams to distract them from victimizing others.

The “hacktivist” group Anonymous has been around for nearly two decades, and no one knows who’s behind it. Here’s what you need to know about the mysterious online community.

Over 311,000 people have joined a group called “IT Army of Ukraine” on the social media platform Telegram.

Hacking group Lapsus$ posted screenshots on its Telegram channel claiming it had access to a number of Okta systems.

One U.S. official, Anne Neuberger, said Monday that the federal government had seen some preparatory activity, but she declined to name industries most at risk.

A recent study from cybersecurity company Hive Systems broke down how long it would take the average hacker to crack your passwords. Here’s what it found.

Over three weeks ago, a Twitter account named “Anonymous” declared it was waging a “cyber war” against Russia. CNBC takes a look at its claims.

Here are the best ways to protect yourself as cybersecurity attacks become a very real threat around the world.

Cyber warfare is being waged, not only between Ukraine and Russia, but on behalf of these countries by “digital soldiers” around the world.

Fraudsters prey on fear to get people to cough up money. Here’s what to watch out for and how you can help stop these schemes.

Lapsus$, the group behind the Samsung data breach, claims it has 200 gigabytes of Vodafone source code and is threatening to leak it.

The China state-sponsored group called APT41 allegedly took advantage of software flaws and exploited security vulnerabilities.

Mandiant says its mission is to combat cyberattacks and protect companies from the latest threats.

Shares of Mandiant, a $4.5 billion cybersecurity firm, closed up 16% after a report said Google is interested in acquiring the company.

Samsung said on Monday hackers breached its internal company data, gaining access to some source codes of Galaxy-branded devices like smartphones.

The letters come after The New York Times reported earlier this year that the FBI had acquired surveillance technology from the NSO Group.