Safer Internet: Browsing: Shopping


  • store+ Convenient, wide selection of items, maybe less expensive
  • - Your personal info is useful to marketers.
  • - 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
  • Avoid storing credit info on merchant site, if possible -- though some may require a card on file
  • This should be less of an issue for major vendors, e.g., Amazon, Apple -- who can invest more on security
  • 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
  • Check your credit card statements monthly, or more frequently, to detect fraudulent charges
  • 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.; use temporary card numbers if available (see next)
  • Check Apple Pay (or similar) settings, if applicable
  • iPhone: Settings > Wallet & Apple Pay
  • iPhone: Settings > Safari > Check for Apple Pay


  • click noseSingle-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, e.g., B of A; it may require Flash (use Chrome)
  • Virtual Account Numbers work similarly; e.g., Citi not for Costco Visa unfortunately
  • Check with your bank or credit card company
  • Use 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.
  • Clear purchase history on sites
  • [Refs:Amazon]: "Editing Your History on Amazon"


  • Use cryptocurrency, e.g., Bitcoin




Cryptocurrency, e.g., Bitcoin