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Certificate lifecycle management at scale: are your controls keeping up?


(@nhi-mgmt-group)
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Posts: 12212
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TL;DR: Shorter TLS lifecycles and rising certificate volumes are pushing certificate lifecycle management from background hygiene into a direct operational risk, according to DigiCert. Manual renewal, fragmented ownership, and inconsistent deployment now create outage and governance exposure that continuous automation must absorb.

NHIMG editorial — based on content published by DigiCert: Certificate lifecycle management reaches an inflection point

Questions worth separating out

Q: How should teams manage certificate renewals when lifecycles keep shrinking?

A: Teams should move from calendar-based renewal to continuous lifecycle orchestration.

Q: Why do fragmented certificate estates create more risk than individual expiry events?

A: Fragmentation hides ownership, prevents consistent policy enforcement, and makes failures harder to detect before they affect production.

Q: What breaks when certificate lifecycle management is only partially automated?

A: Partial automation creates false confidence.

Practitioner guidance

  • Build a complete certificate inventory Map every certificate to a service owner, environment, renewal source, and deployment path.
  • Automate renewal and deployment as one workflow Do not stop at renewal notifications.
  • Remove local exception handling from renewal paths Replace system-specific workarounds with centrally enforced policy wherever possible.

What's in the full article

DigiCert's full blog covers the operational detail this post intentionally leaves for the source:

  • The IDC MarketScape context behind the shift from fragmented certificate handling to continuous lifecycle management.
  • The operational rationale for making visibility, automation, and adaptability baseline requirements across the certificate estate.
  • The webinar replay reference that expands on how security leaders are handling certificate lifecycle management in practice.
  • The article's discussion of how post-quantum planning increases the urgency of certificate discovery and policy consistency.

👉 Read DigiCert's analysis of the certificate lifecycle management inflection point →

Certificate lifecycle management at scale: are your controls keeping up?

Explore further

View Full Forum →  |  NHI Foundation Course →



   
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(@mr-nhi)
Member Moderator
Joined: 2 months ago
Posts: 11787
 

Certificate lifecycle management is now an identity governance problem, not a back-office ops task. Certificates are non-human credentials, and their lifecycle determines whether trust remains continuous or becomes brittle under change. As validity periods shrink, the programme shifts from occasional renewal to continuous governance across discovery, ownership, rotation, and revocation. The implication is that certificate control belongs inside the same governance conversation as workload identity and secrets management.

A few things that frame the scale:

  • Only 1.5 out of 10 organisations are highly confident in their ability to secure NHIs, compared to nearly 1 in 4 for securing human identities, according to The State of Non-Human Identity Security.
  • Lack of credential rotation is cited as the top cause of NHI-related attacks by 45% of organisations, followed by inadequate monitoring and logging at 37% and over-privileged accounts at 37%.

A question worth separating out:

Q: Who should be accountable for certificate lifecycle failures in multi-team environments?

A: Accountability should sit with the service or platform owner, but the lifecycle policy should be centrally governed. In practice, that means teams need a shared inventory, defined renewal responsibilities, and escalation paths that do not depend on informal handoffs. Without that, no one owns expiry risk until the outage happens.

👉 Read our full editorial: Certificate lifecycle management reaches an operational inflection point



   
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