Arvest Bank suffered a data breach impacting over 7,500 customers due to a technical glitch during routine system updates. While no direct financial losses were reported, the incident raised concerns about the bank’s security measures. The bank temporarily disabled online services to address the issue and offered ID theft monitoring services to affected customers. Security experts recommend proactive steps like placing fraud alerts on credit files for added protection against potential phishing attacks. Arvest Bank’s reputation may be impacted by this breach, while the incident underscores the need for robust security in financial institutions. This follows historical trends where technical glitches are often the cause of breaches rather than external hacking attempts.