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12/06/2026 5:59 am
Broad access is the real multiplier in fintech breaches. The article's examples show that the initial weakness is often mundane, but the authorization model determines whether the outcome is limited or systemic. That is why over-permissive IAM roles, broad service accounts, and trusted integrations are the true blast-radius problem in financial systems. In practice, the control boundary matters more than the first point of entry.
A few things that frame the scale:
- 88.5% of organisations acknowledge that their non-human IAM practices lag behind or are merely on par with their human identity and access management efforts, according to The 2024 Non-Human Identity Security Report.
- 23.7% of organisations share secrets through insecure methods such as email or messaging applications.
A question worth separating out:
Q: Who is accountable when a partner integration is over-permissioned?
A: Accountability sits with the organisation that granted the access and failed to bound it, even when the identity belongs to a third party. In regulated fintech environments, partner credentials still create internal risk because they can move data or money through production workflows. Vendor trust does not remove governance responsibility.
👉 Read our full editorial: Fintech security failures show where identity controls break down
