cyberattack

A cyberattack that locked down computers sparked mass disruption at a German university hospital this month. Now, investigators claim to have found a link to Russia.

Discover the bad internet habits that may be putting you in danger and find out how you can stay safe online.

"We feel terrible about the security incident that negatively affected the people we serve and their trust in us. Security doesn't have an endpoint, it's a constant iteration," Jack Dorsey told investors.

Twitter's security team says "significant steps" have been taken to limit access to its backend systems after an unprecedented cyberattack blamed on a "coordinated social engineering attack."

Follow these simple steps to make sure your personal data and online activity are as secure as possible.

"While it makes for a good headline in these already dramatic times, it's not accurate. The reality is far more boring," tweeted Matthew Prince, CEO of internet security giant Cloudflare.

"The Iranian government does not engage in cyber warfare," Iranian mission to the U.N. spokesperson Alireza Miryousefi told Newsweek following a Reuters report tying Tehran to an attack on Gilead.

"We sincerely apologize for any inconvenience caused and concern to our customers and related parties. In the future, we will make further efforts to strengthen security," Nintendo said.

If successfully downloaded, attackers can "run programs and access victims' data including sensitive personal and financial information," Proofpoint researchers warned.

The data included names, home addresses, email addresses, and phone numbers, but does not appear to have resulted in the loss of guests' financial details, an MGM spokesperson said.

Michigan Senator Debbie Stabenow said Iran has the "capacity" to launch attacks against Americans by land, sea or online, and she warned the Trump administration that "there better be a plan."

Amazon Web Services "was not compromised in any way and functioned as designed," the firm told Newsweek. Capital One said a breach impacted 100 million individuals in the U.S. and six million people in Canada.

Russian telecom companies will have to re-route all Internet traffic to exchange points managed or approved by the Russian telecom supervisor Roskomnazor.

"If Russia or other countries are planning to disrupt the 2018 election, they're probably already in our computer systems just waiting for the order to pull the trigger," a computer science professor told Newsweek.

"This incident is further proof that we need to continue to be vigilant in light of potential attacks," Lord said.

Sorry Twitter users, it's just an old parody website.

Evidence suggests a foreign adversary may be to blame for the latest cyberattack against a former Democratic opponent of Republican Representative Dana Rohrabacher of California.

An attempt was made to access a 5.9 million credit cards, while 1.2 million personal records were compromised, the firm admitted.

A new malware called VPNfiler is spreading across the globe.

The cyber-incident, believed to have involved malware, occurred in September last year.

Officials called it "one of the largest state-sponsored hacking campaigns ever prosecuted by the Department of Justice."

City officials confirmed the FBI and DHS have been notified of the cyberattack.

The election commission's website was hit by DDoS attacks from 15 countries, officials claimed.

The price of bitcoin tumbled to under $10,000, half of what it was worth only three months ago.

Cyberattack and artificial intelligence are already being integrated into the arsenals of the world's leading militaries.

Bad Rabbit is spreading "in a worm-like fashion" between computers.

The report came shortly after Britain's Prime Minister Theresa May issued a strident defense of the 2015 nuclear deal between Iran, the U.S. and other powers.

The hackers have obtained seven times more data than in the 2014 Sony security breach.

The Ransomware attack hit over 300,000 computers in 150 countries, but earned hackers just $140,000 in Bitcoin.

Poroshenko cites Russian cyberattacks around the world.