UPI ID detection
A publicly auditable detection pattern in the LeakSnitch engine. Category: Personal Data (PII). Severity: High.
Short answer
LeakSnitch detects upi id with a base score of 85 (High severity). The pattern below is fully public, so any security team can verify exactly what gets flagged before rollout.
\b([a-zA-Z0-9.\-_]{2,}@(okaxis|oksbi|okhdfcbank|okicici|okidbi|okpnb|okcanara|okunion|okboi|okbob|okkvb|okucobank|okdenabank|okcbin|okyesbank|ybl|paytm|ibl|upi|airtel|freedom|postbank|fbl|jio|cnrb|mahb|aubank|suryoday|equitas|hsbc|kotak|dbs|scb|hdfc))\bBase score
85 / 100
Severity
High
Category
Personal Data (PII)
Why it matters
UPI handles like name@bank are payment identifiers. This pattern catches them in prompts and file uploads.
In the LeakSnitch engine this pattern is one of 58 public rules combined with context signals, entropy analysis, and checksum validators. A single match never blocks by itself; the full context aware scoring decides whether upi id in a prompt is a real leak or a false positive.
Frequently asked questions
Why is the upi id pattern public?
LeakSnitch's competitive advantage is the context aware engine, not hidden regexes. Publishing every pattern lets security teams audit, test, and trust the detection before it ships to their organization.
Can I test this upi id pattern?
Yes. Paste sample text into the free LeakSnitch scanner in your browser and watch the exact detection in action, including severity and scoring.
Does LeakSnitch use other signals for upi id?
This public pattern is the format based layer. The engine adds context signals, disclosure phrasing, entropy fallback, and checksum validation to confirm high confidence before blocking.
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