Retirement plan cybersecurity requires a balance between convenience and protection. Learn how plan sponsors can evaluate key participant interactions, from account access and ongoing account management to distributions and retirement transitions, and understand how safeguards are applied at higher-risk moments.
Quick takeaways
Key insight
Not all participant interactions carry the same level of risk. Activities involving identity verification, account changes, or asset movement may warrant additional safeguards because the consequences of a successful fraudulent request can be significant.
Attempted account takeover fraud involving retirement and financial accounts reached $135 million in the first nine months of 2025.
For plan sponsors, this means considering protections across key account interactions, transitions, and periods of inactivity. A risk-based approach helps align security controls to the potential consequences of a participant's actions. Routine activities may require minimal friction, while higher-consequence actions may warrant additional safeguards.
1. Establishing and recovering account access
Registration, password resets, and account recovery require service providers to determine whether the person requesting access is the legitimate participant. A fraudster using compromised participant information may attempt to establish or recover access before the participant does.
Digital identity verification can add protection before access is granted. Modern authentication approaches often rely on multiple indicators, beyond passwords alone, to help verify identity and identify potentially suspicious activity. AI-enhanced verification tools can support these efforts by helping distinguish legitimate participants from potentially fraudulent requests during registration, password resets, and account recovery.
Plan sponsor focus: Evaluate access controls
Understand how registration, password resets, and account recovery are protected. Encourage participants to maintain current email contact information so service providers can communicate and verify identity when needed.
2. Changing sensitive information or moving assets
Changes to contact information, beneficiaries, or linked financial accounts can affect how identity is verified and where assets are delivered. Additional scrutiny may be appropriate when multiple changes occur together, or shortly before a distribution, withdrawal, or rollover.
Participants expect digital transactions to be fast and convenient, but retirement plans must balance that expectation with safeguards designed to protect long-term savings. Applying a risk-based approach to friction may mean most account updates are relatively seamless, while requests involving changes to linked financial accounts or asset movement receive additional authentication, verification, or review. Explaining why an extra step is required can help service providers protect assets while maintaining participant confidence.
A layered approach may combine stronger authentication, account verification, participant notifications, and targeted reviews of higher-risk activity. AI-supported tools can help identify unusual combinations of account changes and asset-movement requests that may indicate elevated fraud risk.
Plan sponsor focus: Clarify escalation thresholds
Understand which transactions receive additional review, when exceptions are escalated, and whether plan sponsor approvals or other plan-level reviews play a role in the process.
3. Navigating retirement transitions and reduced participant visibility
Retirement often involves significant balances and financial decisions participants may not have encountered before. These circumstances can make it more challenging to distinguish an unusual but legitimate request from attempted fraud. Verification through established channels and targeted education before a retirement transition can help participants understand what to expect and why certain requests may require additional steps.
Disengagement presents a different challenge. Following a job change, participants may lose track of an account, forget credentials, or fail to update their contact information. An estimated 31.9 million forgotten 401(k) accounts hold approximately $2.1 trillion in assets, illustrating the scale of the account-awareness challenge.
Participant engagement is important, but account protection should not depend on frequent account activity alone. Advanced analytics and AI-supported monitoring may provide an additional layer of protection by helping identify smaller, potentially suspicious activity in retirement and inactive accounts where unusual transactions may be harder to recognize.
Plan sponsor focus: Reduce account awareness gaps
Review how participants are supported during job changes, retirement transitions, and periods of inactivity.
While service providers administer many cybersecurity controls, plan sponsors still need to understand how those controls support participants during higher-risk interactions. Effective governance discussions focus on whether responsibilities, escalation procedures, and participant protections are clearly aligned.
At an upcoming plan governance discussion, consider asking:
1. Are safeguards appropriately matched to higher-risk participant interactions?
Review how account registration, recovery, information changes, rollovers, distributions, and other consequential requests are handled by both the plan sponsor and service provider.
2. How are unusual requests identified, escalated, and resolved?
Understand what triggers additional review, how activity is evaluated, how participants are contacted through established channels, and when the sponsor becomes involved.
3. Are responsibilities clear before an incident occurs?
Confirm who is responsible for participant communications, transaction restrictions or holds, internal escalation, incident documentation, and coordination among the sponsor, service provider, and other relevant parties.
The most effective retirement plan cybersecurity strategies recognize that risk can emerge during both participant engagement and periods of inactivity. While service providers apply safeguards to address those risks, plan sponsors can gain clarity on when identity verification, account changes, and asset movement intersect, and document the answers before they're needed.
For additional cybersecurity guidance and retirement plan fiduciary resources, visit principal.com/cybersecurity.
