Cyber resilience for machine identity access in 2026

At a glance

What this is: This is Delinea’s case that cyber resilience for privileged access and machine identity access will be a defining 2026 priority, with availability, replication, and break-glass recovery positioned as the operational answer.

Why it matters: It matters because IAM teams now have to design for recovery as well as prevention across NHI, human, and privileged access paths when outages, ransomware, or misconfiguration take core identity services offline.

By the numbers:

• Delinea has an SLA of 99.995% uptime and 30 minutes code to production.

👉 Read Delinea's take on cyber resilience and machine identity access in 2026

Context

Cyber resilience is the ability to keep identity and access controls usable when the primary environment fails. In this article, Delinea frames that problem around privileged secrets, machine identities, and recovery pathways, not just around detection or prevention. The primary keyword here is cyber resilience, and the governance question is whether access can still be recovered when the normal control plane is unavailable.

That matters because machine identities now sit inside the same continuity problem as human access. If privileged credentials, vaults, or PAM services disappear during an outage or ransomware event, the business may lose the very access it needs to restore operations. In practice, resilience becomes an identity design issue, not only an infrastructure issue.

Key questions

Q: How should teams keep privileged access available during a major outage?

A: Teams should design privileged access as a resilience service, not only a security control. That means isolating a secondary secret store, testing break-glass access, and confirming that recovery can proceed even if the primary vault, PAM platform, or cloud region is unavailable. If access cannot be restored during an outage, the identity architecture is a continuity risk, not just an operational inconvenience.

Q: Why do machine identities make cyber resilience harder?

A: Machine identities make resilience harder because their credentials are embedded in services, scripts, and automations that may fail silently during an incident. When those secrets are stored in a single control plane, a platform outage can block both business operations and recovery. The result is an identity dependency problem, not just a storage problem.

Q: What breaks when privileged secrets are tied to one vault?

A: What breaks is recovery. If the only vault or PAM instance is unavailable, teams may lose access to the very passwords, keys, and certificates needed to restore systems, investigate the incident, or rebuild trust. Concentrating privileged secrets in one failure domain turns an outage into an access lockout.

Q: How do organisations know whether resilience controls are actually working?

A: They know by testing under failure conditions, not by checking configuration alone. A resilience control is working if the team can still reach critical credentials, restore service, and complete remediation when the main environment is down. If the process only works when production is healthy, it is availability theatre rather than resilience.

Technical breakdown

Replicated secret stores and isolated failover paths

Resilient access depends on having an alternate, isolated store for privileged secrets that can be brought into service when the primary environment is unavailable. Delinea describes replication to a secondary Secret Server instance, which may live in another data centre or cloud region, with access restricted under break-glass conditions. The architecture is meant to preserve the exact credentials required for recovery without keeping the backup dependent on the same production failure domain.

Practical implication: treat privileged secret replication as a continuity control and test whether the failover store is actually reachable during a primary platform outage.

Why machine identities change the resilience model

Machine identities, such as application credentials, service accounts, and bot secrets, behave differently from human logins because they are embedded in workflows and often assumed to be static. That makes them both harder to notice and more likely to become a recovery bottleneck when systems fail. Delinea’s argument is that machine identity sprawl creates an expanding target surface, so resilience must account for how those credentials are stored, synchronized, and recovered under stress.

Practical implication: inventory machine identities separately from human accounts so recovery planning includes the credentials that actually keep services running.

Break-glass access as a recovery control, not a convenience

Break-glass access is a controlled emergency path used when standard access routes are unavailable. In resilience terms, it is not a shortcut around governance, but the mechanism that prevents identity failure from becoming full operational lockout. The control only works if credentials remain synchronized, the replica is isolated, and the recovery process is simple enough to execute under pressure without introducing new compromise risk.

Practical implication: define and rehearse break-glass procedures before an incident so recovery does not depend on ad hoc privilege escalation.

Threat narrative

Attacker objective: The objective is to prevent or delay recovery by disrupting access to the privileged secrets and identity systems that keep critical services online.

1. Entry begins when AI-assisted phishing, deepfakes, ransomware, or an outage disrupts the normal trust path and makes the primary identity environment unavailable.
2. Escalation occurs when privileged access depends on a single vault or PAM instance, so recovery teams cannot reach the credentials needed to restore services.
3. Impact is prolonged downtime, delayed remediation, and loss of operational control because identity recovery is tied to the same failure domain as production.

Breaches seen in the wild

• Shai Hulud npm malware campaign — Shai Hulud campaign: npm malware exposed secrets on GitHub.
• Reviewdog GitHub Action supply chain attack — reviewdog/action-setup GitHub Action supply chain attack exposed secrets.

Read our 52 NHI Breaches Analysis report for a comprehensive view of breaches impacting Non-Human Identities including AI Agents.

NHI Mgmt Group analysis

Resilience is becoming an identity governance requirement, not a backup feature. The article correctly shifts the conversation from prevention alone to the ability to maintain access when the primary environment fails. That is a governance change as much as a technical one, because privileged credentials, machine identities, and recovery paths now sit inside business continuity planning. Practitioners should treat identity resilience as part of operational survivability.

Machine identity sprawl creates resilience debt. When applications, services, and bots depend on secrets that are assumed to be static and always reachable, any outage becomes an access event. That is why machine identity governance and resilience cannot be separated. The more secrets and service credentials accumulate, the more fragile recovery becomes unless backup access is designed from the start. Practitioners should map recovery exposure across all non-human identities.

Identity continuity window: the period during which critical credentials remain available after the primary control plane fails is now a material security variable. Delinea’s framing shows that this window determines whether recovery starts immediately or stalls behind a vault outage, cloud disruption, or ransomware event. Teams need to measure how long privileged access remains recoverable under failure conditions, not just how quickly secrets rotate.

AI-driven attacker efficiency makes resilience more urgent, but the underlying problem is still access concentration. Phishing, deepfakes, and ransomware may lower attacker effort, yet the damage is amplified when a single access system becomes the bottleneck for restoration. This is where NIST CSF and zero trust thinking intersect with PAM governance: recoverability is part of trust. Practitioners should judge access architecture by how it behaves when the control plane is offline.

Assumption collapse is the real lesson for identity teams. The assumption that privileged access systems will remain reachable during a crisis was designed for stable operational conditions. That assumption fails when the actor or event is disruptive because recovery itself needs the same credentials that the outage has placed at risk. The implication is not to add one more control, but to redesign continuity around access independence.

From our research:

• 43% of security professionals are concerned about AI systems learning and reproducing sensitive information patterns from codebases, according to The State of Secrets in AppSec.
• Only 44% of developers are reported to follow security best practices for secrets management, which shows that resilience depends on behaviour as much as architecture.
• For a broader view of how exposed credentials become breach paths, read 52 NHI Breaches Analysis for recurring patterns in secret exposure and privilege misuse.

What this signals

Identity resilience is moving into the same category as access governance and recovery planning. Teams that still treat secrets replication or break-glass access as a niche backup control will find that outages now expose the weakest part of the identity stack first. The practical shift is to measure how long recovery-critical credentials remain usable when the primary control plane is offline, then validate that assumption in exercises.

With 43% of security professionals already worried that AI systems will learn and reproduce sensitive information patterns from codebases, per The State of Secrets in AppSec, the next resilience discussion is not only about uptime. It is about whether machine-generated access paths, leaked secrets, and human error can be contained before they turn a disruption into a prolonged lockout.

Identity continuity window: the time between primary failure and recoverable access is becoming a board-relevant metric for IAM and PAM teams. As organisations harden resilience, they should pair zero trust controls with recoverability tests and use resources such as the 52 NHI Breaches Analysis to understand how secret exposure and access concentration create systemic downtime risk.

For practitioners

• Map recovery-critical machine identities Identify the service accounts, application secrets, and privileged credentials that must remain accessible during a primary platform outage. Rank them by business service dependency so continuity planning covers the identities that actually restore operations.
• Test isolated failover access Validate that the secondary secret store or break-glass path is isolated from the same failure domain as production. Run tabletop and live recovery exercises that prove you can reach credentials when the primary vault or PAM system is unavailable.
• Separate resilience from routine rotation Do not assume normal secrets rotation, replication, or high availability settings prove recovery readiness. Define a specific recovery objective for privileged access and verify that synchronisation frequency, isolation, and permissions support it.
• Rehearse emergency access governance Document who can invoke break-glass access, what evidence is required, and how post-event review works. The process should allow rapid restoration without turning emergency access into permanent privilege creep.

Key takeaways

• Cyber resilience is now an identity governance problem because recovery depends on the same privileged access paths that outages disrupt.
• Machine identities and privileged secrets create a resilience bottleneck when they are concentrated in one vault or failure domain.
• Teams should prove break-glass recovery under failure conditions, not assume that standard availability settings are enough.

Key terms

• Cyber Resilience: Cyber resilience is the ability to keep essential services and security functions operating during disruption and to restore them quickly afterwards. In identity programmes, it means access, authentication, and recovery paths remain usable when the primary environment, vault, or control plane fails.
• Break-glass Access: Break-glass access is an emergency access path used when standard administrative or privileged routes are unavailable. It should be tightly controlled, time-bound, and auditable. For identity teams, it is the mechanism that prevents a platform outage from becoming a total access lockout.
• Machine Identity: Machine identity is the non-human identity used by applications, services, bots, and workloads to authenticate and access resources. These identities often depend on secrets, certificates, or tokens, and they create resilience risk when they are numerous, static, or concentrated in one control system.

Deepen your knowledge

NHI governance, agentic AI identity, and machine identity security are core topics in our NHI Foundation Level course, the industry's only accredited NHI security programme. If you are responsible for identity security strategy or NHI governance in your organisation, it is worth exploring.

This post draws on content published by Delinea: Cyber resilience: The name of the game for 2026. Read the original.