How is an electronic signature done?

Related questions

1. What qualifies as an electronic signature?
2. Are electronic signatures legal?
3. Are e signatures legal?
4. Is an e signature valid?
5. Can I use my initials as my signature?
6. Is it illegal to trick someone into signing a contract?
7. Can you insert a signature in Word?
8. What does electronically signed mean?
9. How can I make my handwritten signature online?
10. Are electronic signatures enforceable?

Tags

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2. #called
3. #matching
4. #signs
5. #private
6. #algorithm
7. #always
8. #buyer
9. #electronically
10. #which
11. #cipher
12. #signature
13. #using
14. #signed
15. #creating
16. #signer
17. #receives
18. #securely
19. #document
20. #created
21. #mathematical