DigitalDoors, Inc. has filed another round of Eastern District of Texas complaints, hitting Cadence Bank National Association (2:24-cv-00311), Cathay General Bancorp (Cathay Bank) (2:24-cv-00312), Cullen/Frost Bankers (Frost Bank) (2:24-cv-00315), First Horizon (First Horizon Bank) and Iberia Bank (2:24-cv-00313), First National Bank of Nebraska (First National Bank (Omaha)) (2:24-cv-00314), Origin Bancorp (Origin Bank) (2:24-cv-00316), PNC Financial Services (PNC Bank National Association) (2:24-cv-00317), Simmons First National (Simmons Bank) (2:24-cv-00319), UMB Financial (UMB Bank NA) (2:24-cv-00320), and Wells Fargo (2:24-cv-00310). The financial institution defendants are targeted over the use of data processing systems compliant with the Sheltered Harbor specification, or those that otherwise “provide substantially equivalent functionality” for “providing data backup of critical customer account data” based on certain content filters, allegedly as claimed in the asserted four patents.