In re Accellion, Inc. Data Breach Litigation

  1. April 16, 2025

    Accellion Breach Victims Fight Uphill To Get Class Cert.

    A California federal judge Wednesday doubted whether a class of 5 million individuals could be certified on claims that file-sharing software-maker Accellion negligently failed to protect against cyberattacks in light of the high court's TransUnion ruling, adding that it would be a "Herculean task" to determine certain classwide damages.

  2. October 29, 2024

    Accellion Can't Nix Data Breach Suit Over Outdated Software

    A California federal judge refused to end a proposed data breach class action accusing Accellion of negligently failing to protect against cyberattacks on its file-sharing software, ruling that a special relationship exists between Accellion and its customers, such that it owed a duty of care to them.

  3. August 15, 2023

    Kiteworks Knew Old Tech Was A Hacking Risk, Court Told

    The software developer formerly known as Accellion Inc. owed consumers a duty to safeguard their personal information but failed to fulfill that responsibility ahead of cyberattacks on its file-sharing software in 2020 and 2021, a class of consumers told a California federal judge in efforts to preserve their lawsuit against the company.

  4. August 02, 2023

    Kiteworks Says Hacking Suit Invalid After Settlement Scuttled

    The software developer formerly known as Accellion Inc. is pushing back on litigation that seeks damages over a cyberattack in late 2020, renewing a battle that had seemed to be nearing a resolution when the company agreed to an $8.1 million class settlement last year.

  5. February 13, 2023

    Girard Sharp, Susman Godfrey Tapped In Accellion Hack Suit

    A California federal judge appointed Susman Godfrey LLP and Girard Sharp LLP to serve as lead counsel to a proposed nationwide class of at least 9 million people in litigation over a cyberattack against Accellion Inc., suggesting Friday they could "sanitize" an $8.1 million settlement negotiated by Ahdoot & Wolfson PC.

  6. June 14, 2022

    Accellion Could Pay $8.1M In Settlement Over Data Breach

    A proposed class whose data was allegedly exposed by a hack on file-transfer software vendor Accellion filed for preliminary approval of a settlement with the company for $8.1 million on Monday, potentially resolving claims against Accellion but not its customers, which include BigLaw firms, corporations, banks and universities.

  7. March 05, 2021

    Jones Day's Hacked Vendor Taps Latham For Breach Suits

    File transfer software vendor Accellion, whose recent hack may have exposed data from its BigLaw clients like Jones Day, has hired Latham & Watkins LLP to represent it in a slew of data breach lawsuits in federal court, according to attorney notice filings Thursday.

  8. February 18, 2021

    'Outdated' Accellion Software To Blame For Hack, Victims Say

    Accellion's disregard for data security led to a recent hack of its file transfer software, compromising the personal information of 1.6 million Washington state residents, according to a California class action filed Wednesday that appears to target the same software linked to a data breach at Jones Day.

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