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  1. Tangem's knowledge base
  2. Security

Security

The main thing about the security of Tangem products

  • Where is my crypto held?
  • Where are the keys stored?
  • How are the private keys generated, and where are they stored?
  • How is the private key cloned on the backup cards?
  • Is there a seed phrase in the wallet?
  • How do I find out my private key?
  • Where is the guarantee that the manufacturer doesn’t know the key?
  • Why does a wallet need 2 or 3 cards?
  • How many cards can be in a backup of one wallet?
  • Is there a difference between "primary" and "backup" cards?
  • Why is it possible to link backup cards only once?
  • I set up a wallet without a seed phrase. How do I add one?
  • Why does the wallet show zero/incomplete balance after importing a seed phrase?
  • What is the difference between a seed phrase and an access code?
  • What should I do if I lose a seed phrase?
  • I didn’t write down my seed phrase, how can I look it up again?
  • What should I do if I suspect someone has accessed my seed phrase?
  • Can I change the seed phrase?
  • What should I do if I lose the Ring?
  • Can I purchase just the Ring without the backup cards?
  • Can someone access my funds by tapping my Tangem Ring while I'm wearing it?
  • What happens if I lose my Tangem Wallet?
  • How do I restore access if I lose all my backup cards?
  • If the Tangem Wallet card is stolen, can a third party gain access to the wallet?
  • If my phone is lost/broken, will I lose access to my funds?
  • If I lose one card from the backup, can I buy another set and link it to my existing wallet?
  • What happens if I lose my Tangem Note?
  • If Tangem Note is stolen, can a third party gain access to the wallet?
  • Is it possible to block a lost card?
  • What personal data does the company collect?
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