Cyberattacks: Page 15
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Courtesy of UnitedHealth Group
Change Healthcare says its largest claims clearinghouses are coming back online
The technology firm said more than $14 billion in claims were prepared for processing and will start flowing soon.
By Emily Olsen • Updated March 25, 2024 -
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CMS rolls out provider flexibilities amid fallout from Change cyberattack
Provider groups said the government should go further to financially bolster providers during the outage at Change Healthcare.
By Emily Olsen • March 5, 2024 -
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Amex cardholder data exposed in merchant processor hack
The point-of-sale attack on a merchant processor may have compromised card numbers, expiration dates and cardholder names, Amex said in a state regulatory filing.
By Caitlin Mullen • March 5, 2024 -
Courtesy of UnitedHealth Group
Change Healthcare cyberattack having ‘far-reaching’ effects on providers
Providers said the outage at the UnitedHealth-owned technology company has affected billing, eligibility checks, prior authorization requests and prescription fulfillment.
By Emily Olsen , Susanna Vogel • March 5, 2024 -
George Frey / Getty Images Plus via Getty Images
AlphV’s hit on Change Healthcare strikes a sour note for defenders
The ransomware group didn’t just regroup quickly after a law enforcement takedown. It carried out the worst attack on U.S. infrastructure to date, according to experts.
By Matt Kapko • March 4, 2024 -
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In ConnectWise attacks, Play and LockBit ransomware exploits developed quickly
The incidents highlight rapid ongoing exploitation by criminal threat actors as customers are urged to patch.
By David Jones • March 4, 2024 -
Courtesy of Okta
Why Okta is overhauling its priorities, culture around security
CSO David Bradbury acknowledges the company’s brand is tarnished. “We need a track record of zero breaches. That’s what builds trust.”
By Matt Kapko • March 1, 2024 -
Matt Kapko/Cybersecurity Dive
Okta reports ‘minimal’ financial impact following support portal attack
The identity and access management firm is promising to make security a top priority, even though Okta’s CFO said the attack fallout is “not quantifiable.”
By Matt Kapko • Feb. 29, 2024 -
Courtesy of Okta
Okta, with a bruised reputation, rethinks security from the top down
CSO David Bradbury detailed to Cybersecurity Dive what the identity and access management company got wrong and the security pledges it's making to customers.
By Matt Kapko • Feb. 27, 2024 -
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LockBit group revives operations after takedown
The comeback is no surprise to experts — and some think LockBit as a brand is dead — but the reemergence underscores persistent challenges for authorities.
By Matt Kapko • Feb. 26, 2024 -
Ethan Miller via Getty Images
MGM Resorts’ cyberattack headache continues as regulators launch investigations
The company said it could face fines in connection with regulatory inquiries stemming from the social engineering attack.
By David Jones • Feb. 26, 2024 -
AntonioGuillem/Getty Images Plus via Getty Images
ConnectWise ScreenConnect faces new attacks involving LockBit ransomware
A variety of hackers are working to exploit a critical vulnerability in the remote desktop application.
By David Jones • Feb. 23, 2024 -
Matt Kapko/Cybersecurity Dive
Cloud intrusions spiked 75% in 2023, CrowdStrike says
Threat actors are targeting organizations’ inconsistent cloud security systems to intrude networks and maintain persistence.
By Matt Kapko • Feb. 23, 2024 -
Courtesy of Change Healthcare
Change Healthcare hit by cyberattack
The UnitedHealth-owned healthcare technology company disconnected its systems after detecting an “outside threat,” according to a status update page.
By Emily Olsen • Feb. 22, 2024 -
kaedeezign via Getty Images
IBM marks monumental shift in valid account attacks
X-Force identified a 71% increase in valid account credential attacks, the most common point of entry last year.
By Matt Kapko • Feb. 21, 2024 -
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Critical infrastructure vendor PSI Software hit by ransomware
The Germany-based company shut down systems after it detected the intrusion, and it remains offline.
By Matt Kapko • Updated Feb. 21, 2024 -
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LockBit operations dismantled following international takedown
An international group of law enforcement partners seized the infrastructure of the prolific ransomware group, obtaining decryption keys along the way.
By David Jones • Feb. 20, 2024 -
Maksim Safaniuk via Getty Images
AlphV claims hit on Canada’s Trans-Northern Pipelines
The pipeline operator confirmed its internal systems, including communications, were impacted by a November cyberattack. However, the pipelines and fuel delivery were never disrupted.
By Matt Kapko • Feb. 14, 2024 -
Jeenah Moon / Stringer via Getty Images
Microsoft Azure customers hit by phishing, account takeover attacks
More than 200 organizations have been targeted via employee compromise, Proofpoint said.
By Matt Kapko • Feb. 13, 2024 -
solarseven
Attackers hit more networking gear, this time a critical Fortinet CVE
The active exploits of Fortinet appliances come during a heightened period of China state-linked malicious activity targeting networking equipment.
By Matt Kapko • Feb. 12, 2024 -
Jeff Schear/Getty Images for Ann and Robert H. Lurie Hospital of Chicago via Getty Images
Chicago children’s hospital confirms cyberattack, continues to provide care
Lurie Children’s Hospital took its computer systems offline more than a week ago.
By Emily Olsen • Updated Feb. 9, 2024 -
vchal via Getty Images
Ransomware actors hit zero-day exploits hard in 2023
Ransomware payments surpassed $1.1 billion and researchers say attack sprees targeting MOVEit, GoAnywhere, Citrix devices and PaperCut helped fuel the surge.
By Matt Kapko • Feb. 8, 2024 -
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AnyDesk attack response stirs threat analyst criticism and doubts
The company said session hijacking is "extremely unlikely" and credential compromise is a "theoretical risk," but a possibility it cannot rule out.
By Matt Kapko • Feb. 7, 2024 -
(Justin Sullivan/Getty Images) via Getty Images
Clorox says it incurred $49M in costs from 2023 cyberattack
The breach caused system disruptions that led to order processing delays and “significant product outages,” negatively impacting net sales and earnings.
By Alexei Alexis • Feb. 7, 2024 -
Zephyr18 via Getty Images
Mortgage industry attack spree punctuates common errors
Attacks against Mr. Cooper Group, Fidelity National Financial, First American Financial and loanDepot impacted operations and put customers in a bind.
By Matt Kapko • Feb. 6, 2024
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