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Description
On-device guard that detects personal info, credit cards (PCI), OTP/passwords, phone numbers and API keys as you type or paste. InfoShield prevents costly mistakes in real time by scanning what you paste or type into web forms — fully on your device, without sending any text to a server. What it detects: Personal information: national IDs (including checksum‑validated formats), passports and common global ID patterns Payment data: credit cards (Luhn, 13–19 digits); IBAN as a soft warning Developer secrets: API keys/tokens, JWTs and private keys Soft signals: one‑time codes (OTP) and phone numbers (local and international) How it works: Continue, Redact & continue, or Cancel “Don’t ask again on this site” and an Ignore list you control Password/OTP fields are ignored automatically Privacy by design: 100% on‑device detection; no form contents leave your browser Minimal permissions (Manifest V3) Built for: Professionals handling IDs/PCI Developers who copy/paste secrets Anyone who wants a simple on‑device safety layer
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