News & Analysis as of

Class Action Data Breach

A class action is a type of legal action where a representative individual or group of individuals can bring a claim on behalf of a larger group or class who share a common legal interest.
Jackson Lewis P.C.

We get Privacy for work — Episode 8: The Surge in Data Breach Lawsuits: Trends and Tactics

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Class action lawsuits in response to data breaches have skyrocketed as plaintiffs look to take advantage of courts’ perceived leniency regarding standing. ...more

Pierce Atwood LLP

Class Action Filings in New England Surge in 2025, Poised to Set New Record Highs

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A tidal wave of increased class action activity is breaking in New England courts. Through the first six months of 2025, total class action filings in First Circuit federal and state courts across New England have already...more

McDermott Will & Schulte

Data breach litigation targets wine company: Lessons for alcohol industry players

On July 30, 2025, a wine producer was sued in connection with a cyberattack that allegedly compromised the data of at least 26,000 customers. Among other things, the complaint alleges that the company failed to implement...more

Smith Anderson

Brewing Trouble: The Steep Price of Privacy Missteps

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A recent high-profile breach at a women-focused dating app underscores how quickly a privacy misstep can escalate into lawsuits and reputational harm. The incident offers a cautionary tale for any company handling sensitive...more

Clark Hill PLC

Right To Know - July 2025, Vol. 31

Clark Hill PLC on

Welcome to your monthly rundown of all things cyber, privacy, and technology, where we highlight all the happenings you may have missed. State Action: Texas Limits Punitive Damage Liability For Data Security Breach...more

Health Care Compliance Association (HCCA)

Federal Judge in Change Class Actions Juggling 90 Cases, Found ‘Misconduct’ by UnitedHealth

In the 18 months since the Change Healthcare breach occurred, class action suits—filed by both patients and providers—continue to multiply, with no resolution yet in sight. In fact, in late June, the Minnesota judge presiding...more

Hogan Lovells

District court pushes class certification over the Brink(er)

Hogan Lovells on

On remand, the District Court held that individual questions predominated regarding whether individuals incurred reasonable expenses or spent time in mitigation of fraudulent charges or data posting, and denied class...more

Alston & Bird

Back from the Brink: District Court Clears Air Regarding Individualized Damages Assessment in Data Breach Cases

Alston & Bird on

On June 27, 2025, the District Court for the Middle District of Florida, on remand from the Eleventh Circuit, reversed course when it denied class certification to a group of plaintiffs who were purportedly impacted by a...more

Herbert Smith Freehills Kramer

Protecting your business: The implications of Australia’s new privacy tort

On 10 June 2025, the new statutory tort for serious invasions of privacy came into force as part of a suite of privacy reforms passed last year, substantially enhancing privacy protections and signalling a material shift in...more

Hogan Lovells

Class action waiver prevails: Fourth Circuit reverses certification in Marriott data breach litigation again

Hogan Lovells on

The Fourth Circuit (again) de-certified classes in the Marriott Data Breach Litigation. As further described below, the court held that the class action waiver at issue in the case was valid, not prohibited by Rule 23, and...more

HaystackID

AT&T Customer Data Resurfaces on Dark Web in Enhanced, Decrypted Format

HaystackID on

According to an AT&T spokesperson, this is not accurate. Social Security Numbers and Dates of Birth were already available in plain text in the original compromised dataset from 2024 (in separate files that could be...more

Robinson+Cole Data Privacy + Security Insider

Adidas and UChicago Sued Over Data Breaches Caused by Third-Party Vendors

What do a global sportswear giant and a prestigious medical center have in common? Apparently, a shared struggle defending data breach lawsuits for breaches of sensitive personal information caused by third-party vendors....more

Blake, Cassels & Graydon LLP

La Cour d’appel de la Colombie-Britannique confirme l’octroi de dommages-intérêts pour atteinte à la vie privée sans preuve de...

Le 23 avril 2025, dans l’affaire Insurance Corporation of British Columbia v. Ari (décision disponible uniquement en anglais), la Cour d’appel de la Colombie-Britannique (la « CACB ») a confirmé une décision de première...more

Bennett Jones LLP

Legal Uncertainty for Database Defendants? Appeal Courts Assess Privacy Causes of Action With Varying Outcomes

Bennett Jones LLP on

The past year has introduced some uncertainty for institutional defendants facing privacy breach class actions in Canada. While Ontario’s Court of Appeal has been consistent in its approach to class actions against “database...more

Robinson+Cole Data Privacy + Security Insider

Data Breach Lawsuits Surge Against Chord Specialty Dental Partners

Pennsylvania-based Chord Specialty Dental Partners is under fire after a September 2024 data breach compromised the personal information of over 173,000 individuals. At least seven proposed class action lawsuits have been...more

Robinson+Cole Data Privacy + Security Insider

AI Service Provider Faces Class Actions Over Catholic Health Data Breach

AI service provider Serviceaide Inc. faces two proposed class action lawsuits from a data breach tied to Catholic Health System Inc., a nonprofit hospital network in Buffalo, New York. The breach reportedly exposed the...more

Baker Donelson

Privilege Under Fire: Protecting Forensic Reports in the Wake of a Data Breach

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In the chaos following a cyberattack, forensic reports are often pulled together under intense pressure and can assist companies in responding to and remediating the incident. However, if you're not careful, these reports...more

Alston & Bird

Wave Goodbye to the Waiver Debate: Court Holds Data Breach Investigation Report Not Work Product from the Start

Alston & Bird on

Litigants in data breach class actions often fight over whether a data breach investigation report prepared in response to the breach is protected by the work-product doctrine. Common areas of dispute include whether the...more

Constangy, Brooks, Smith & Prophete, LLP

Standing survives, but claims fail

In Perlaki v. J.B. Poindexter & Co., Inc., a data breach class action, Magistrate Judge Andrew M. Edison of the Southern District of Texas found that the plaintiff had standing to sue under Article III of the United States...more

Blake, Cassels & Graydon LLP

Show Me the Money: B.C. Court of Appeal Affirms Privacy Breach Damages Without Proof of Consequential Loss

On April 23, 2025, in Insurance Corporation of British Columbia v. Ari, the British Columbia Court of Appeal affirmed a class action judgment awarding aggregate damages of C$15,000 per class member without proof of...more

Benesch

Tracking Technology Trouble: Shah v. Capital One Deepens Legal Risk Under CCPA and CIPA

Benesch on

In Shah v. Capital One Financial Corporation, the Northern District of California handed down a ruling that may shape the trajectory of litigation involving tracking technologies, online privacy policies, and California’s...more

Cadwalader, Wickersham & Taft LLP

“Littlejohn Notices” Continue to Cause Big Headaches for Taxpayers

Earlier this year, the IRS confirmed that over 400,000 taxpayers were victims of IRS contractor Charles Littlejohn’s 2019 leak of taxpayer data, which is discussed here. Littlejohn stole IRS data that included taxpayers’...more

A&O Shearman

Medibank class action: navigating the legal privilege maze

A&O Shearman on

Concerns about claims of legal professional privilege over third-party investigation reports produced in the course of responding to cyberattacks, and the extent to which such reports can be shielded from disclosure in legal...more

Faegre Drinker Biddle & Reath LLP

Courts Reject Theoretical Privacy Violations Due to Lack of Standing

Courts across the country are becoming skeptical of data breach and web tracking claims that assert theoretical privacy violations without alleging any actual injury to the plaintiffs. Recent decisions underscore that courts...more

Skadden, Arps, Slate, Meagher & Flom LLP

District Court Rulings Could Signal Expansion of California Consumer Privacy Right of Action

In two recent rulings, judges in the U.S. Northern District of California have allowed proposed class actions under the California Consumer Privacy Act (CCPA) to proceed without an allegation of a data breach, departing from...more

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