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PRAE / Failure Ledger

Failure Ledger

A growing, sourced research collection: software failures that teach a control, each with what happened, what the source establishes and what is still unknown.

Each entry records two things separately: what kind of event it was, and the basis for what the entry says. Capturing a primary source is not the same as observing the event, and the labels keep that visible.

Event typeMeaning
Reported incidentAn organization, regulator or court reports that a failure affected real systems or people.
Disclosed vulnerabilityA flaw published through an advisory or CVE record. Exploitation is not implied.
Researcher demonstrationA researcher showed a failure could be exploited, usually on a sample or their own accounts. Harm to others is not implied.
Reproduced by PRAEPRAE reproduced the failure itself, on its own fixtures or with written permission. No entry carries this label yet.
Source basisMeaning
Primary sourceThe entry rests on the reporting organization’s, regulator’s, court’s, researcher’s or vendor’s own publication.
Secondary sourceThe fact comes from reputable reporting that cites a primary source PRAE could not capture.
ClaimedThe only source is a threat actor, a leak site or an unconfirmed report. Claimed facts are never written as facts.

How entries are written

Each entry records the event and its date, the source, the affected conditions, what happened, why it matters, what to check, remediation context, evidence and limits, and related resources. Historical remediation details are context, not current patch advice; check the vendor’s current guidance before acting.

Entries cover different languages, platforms, infrastructure, identity, data and AI systems as the collection grows. It does not promise coverage of every significant incident, continuous monitoring or alerts.

Entries

Three founding entries, reviewed 29 October 2026. This is not a complete incident feed or continuous monitoring. Each entry maps its lesson to controls in the draft PRAE Standard; a mapping does not establish that any application meets a control. To report an error, use the contact form and choose “A correction to our research.”