Safer Internet: Browsing: Shopping


  • store+ More and more purchases online
  • + Financial info is especially interesting to criminals.



  • view other accountsUse https: for login
  • If using an app, make sure it's authentic (check name, ratings, source, etc.)
  • [Refs:Apple]: "Apple just removed hundreds of fake shopping apps from the App Store"
  • Save credit card info in a password manager rather than browser -- more secure, sync across browsers/platforms
  • macOS: Safari > Preferences > AutoFill > Credit Cards: off
  • iOS: Settings > Safari > AutoFill > Credit Cards: off
  • Clear purchase lists?
  • Avoid storing credit info on merchant site, if possible (though some may require)
  • Less an issue for major, established vendors, e.g., Amazon, Apple
  • Rank credit cards by importance and impact; what happens if one is compromised?
  • Use different credit cards for different purposes/sites, e.g., online only, regular automatic payments, one-time purchases with new vendors, etc.
  • Enable account notifications (email/text) if supported, e.g., for an international charge; for an online, phone or mail charge; for an amount over $x


  • dog shoppingUse PayPal (vendor doesn't see credit card info)
  • Downside: PayPal blocks some kinds of quasi-legal purchases, which might violate copyright, decency, use VPN, etc.
  • Single-use, virtual credit card number, e.g., ShopSafe, Virtual Account Numbers
  • ShopSafe creates a temporary credit card # & security code; you set expiration date and credit limit; it may require Flash; e.g., B of A
  • Virtual Account Numbers work similarly; e.g., Citi not for Costco Visa unfortunately
  • Check with your bank or credit card company


  • Use cryptocurrency, e.g., Bitcoin