Credit Union Cybersecurity Pain Points
Cybersecurity has become a critical business challenge for credit unions. As cyber threats grow more sophisticated and financial services remain a top target for attackers, credit unions face increasing pressure to protect member data, maintain operational resilience, and meet evolving regulatory requirements.
The consequences of a cyber incident extend well beyond financial losses. Data breaches, ransomware attacks, and service disruptions can impact member trust, regulatory standing, and day-to-day operations. At the same time, credit unions must navigate a complex compliance landscape that includes requirements for incident reporting, third-party risk management, data protection, and cybersecurity governance.
Understanding these challenges is the first step toward reducing risk. In this guide, we'll explore the key cybersecurity threats facing credit unions, the regulations shaping security programs, and practical steps your organization can take to strengthen its cybersecurity posture and protect member information.
Risks Are Fueled by the Dark Web
The Dark Web is an extensive collection of websites where criminals can rent space to buy, sell, or trade anything from drugs to stolen credit card numbers. The Dark Web also contains many cybercriminals willing to work for hire and eager to carry out any task for which they can be paid. Cybersecurity researchers have found that 86% of credit unions and 76% of vendors have at least one new leaked employee credential on the Dark Web.
86% of credit unions have at least one leaked employee credential on the Dark Web
Dark Web e-commerce platforms have been a menace to credit union cardholders, as they sell card data to anyone with a few clicks. These e-commerce platforms allow users to register and purchase cards without verifiable proof that the payment will be made. Once the information is given out, these platforms can be traced back to the individual cardholder, and their identity can be stolen.
Stolen credentials and personally identifiable information (PII), along with compromised card data, increase threat actors’ ability to bypass anti-fraud controls.
Credit union cybersecurity must use modern methods to prevent data breaches and limit the impact of cyberattacks. The first step to protecting your data is to understand the threat landscape. Armed with knowledge, credit unions can then determine what defensive and offensive cybersecurity measures are needed.
Common Dark Web-Based Threats to Credit Unions
Account Takeovers (ATO)
Once inside a breached network, this type of malware harvests online account credentials. The stolen account information is then sent back to the cybercriminals so they can use it to execute wire fraud, ACH fraud, fraudulent transfers, and much more. Unfortunately, this type of malware attack is very difficult to detect because legitimate account holder information bypasses traditional authentication controls. Therefore, the best prevention is to protect your network from breaches and stop the leaking of account credentials in the first place.
Payment Card Fraud
Payment card fraud remains a persistent challenge for credit unions. As digital banking, e-commerce, and other card-not-present transactions continue to grow, cybercriminals have more opportunities to exploit stolen payment credentials and account information. Card-not-present fraud remains one of the most common forms of payment fraud, fueled by data breaches, phishing attacks, credential theft, and the sale of compromised payment data on criminal marketplaces.
For credit unions, the impact extends beyond direct financial losses. Fraudulent transactions can increase operational costs, create member friction, and erode trust. As attackers continue to refine their tactics, credit unions must strengthen fraud detection capabilities, improve visibility into suspicious activity, and adopt layered security controls to help protect member accounts and payment data.
Mule Accounts
Mule accounts are individual or business accounts opened with malicious intent or opened by people recruited on Dark Web criminal marketplaces. Because they are verifiable, these mules can evade robust Know Your Customer (KYC) and Anti-Money Laundering (AML) checks. Peer-to-peer instant payment platforms are the primary targets for mule accounts because they can execute transactions quickly and with less scrutiny.
Other Cybersecurity Challenges Credit Unions Face
The Dark Web is and will continue to be the likely source for cybercriminals to base their attacks. But there are other factors that make cybersecurity efforts more difficult for credit unions.
Overcoming the shortage of credit union cybersecurity experts
There is a shortage of skilled cybersecurity professionals across all industries and credit unions are no exception. Security teams in the credit union space must look for innovative solutions that will help them improve efficiencies so they can optimize the productivity of the security professionals they do have. This means identifying security tools that are easy to use and simple to deploy, as well as finding solutions that streamline cybersecurity processes.
Ransomware & sophisticated cyberattacks
With a ransomware attack occurring every 11 seconds, credit unions must be vigilant. Organizations that fall victim to ransomware will lose vital member trust, not to mention large sums of money in fines and possible ransom payments. Protecting business critical systems from ransomware is an ongoing cybersecurity task that must evolve as fast as cyber criminals do and requires that an organization understand why ransomware attacks are occurring so frequently. That means regular assessments and analysis to address new system weaknesses and emerging attack vectors and making sure all employees are cyber aware and practicing good cyber hygiene.
Supply chain security
The cybersecurity supply chain starts with the business entity and extends to all of its vendors. Cybercriminals are anxious to get their hands on credit union member data, so they will use any means necessary to get access to it, including infiltrating via a vendor. Like many industries, credit unions are using more vendors and partners these days to increase their features, functionality and member offerings. Because this creates more attack vectors, credit unions must thoroughly vet their vendors, looking for industry expertise and certifications. They should also continuously request information about their partners’ security practices, including regular audit information and penetration testing results.
Internet of Things (IoT)
As connected devices become more common across financial services environments, securing the Internet of Things has become an important part of credit union cybersecurity. Devices such as printers, cameras, security systems, and other network-connected technologies can expand the attack surface and create additional opportunities for cybercriminals if they are not properly monitored and secured.
To reduce this risk, credit unions need visibility into every device connected to their network. Vulnerability management and attack surface management solutions can help security teams identify, inventory, and assess IoT assets, prioritize vulnerabilities, and track remediation efforts. By maintaining a clear understanding of connected devices and their associated risks, credit unions can strengthen their overall security posture and reduce potential entry points for attackers.
How Can Credit Unions Reduce Financial Risk?
Cybersecurity must be treated as an enterprise risk management priority, with oversight extending beyond the IT department to executive leadership and the board. When cybersecurity and compliance are aligned with business objectives, credit unions are better positioned to protect member data, maintain operational resilience, and meet regulatory expectations.
A strong security program starts with understanding your organization's strengths, weaknesses, and exposure to risk. Regular independent security assessments, risk assessments, penetration tests, and compliance reviews provide an objective evaluation of current controls and help identify opportunities for improvement.
Once risks have been identified, credit unions should prioritize remediation efforts based on business impact and potential threat exposure. This includes maintaining an accurate inventory of assets, securing and monitoring critical systems, promptly applying security updates and patches, and strengthening controls around sensitive data and third-party relationships.
Equally important is the ability to rapidly detect, investigate, and respond to threats. Investing in continuous monitoring, threat detection, incident response planning, and employee security awareness helps credit unions reduce risk and improve their ability to withstand evolving cyber threats.
6 steps to reduce disk
- Prioritize cybersecurity
- Create a culture of security and compliance
- Maintain asset inventory
- Conduct regular systems tests and assessments
- Remediate high-risk weaknesses
- Update software regularly
Your Best Defense
Cyber threats continue to evolve, making cybersecurity an ongoing effort rather than a one-time initiative. Credit unions must continuously assess risk, strengthen security controls, monitor for emerging threats, and refine their response capabilities to protect member data and maintain operational resilience.
The most effective security programs combine proactive risk management, continuous visibility, and a well-defined incident response strategy. By regularly evaluating cybersecurity readiness and addressing gaps before they can be exploited, credit unions can reduce risk, strengthen compliance, and stay ahead of evolving threats.
To learn how Fortra can help strengthen your credit union's cybersecurity posture, explore our cybersecurity services or speak with one of our experts.
