What is an authentication factor?
What are Authentication Factors?
I am doing a project on Mobile Two-Factor Authentication. What topics should I cover and in what order? What is difference between Authorisation and Authentication? What would be a 2nd factor of authentication when the counterpart of a banking API is a machine? What are digital signatures? How do they help with security issues? How does WEP authentication works? What are Encryption standards? What are information security standards? How should I choose an authentication gem  ? What is the importance of cryptography in IT security? What is cryptography and why is it important? How does Google authentication work? What is a secrets behind social security code? What are the different password encryption methods? What does secure mean? What is encryption key? What is the difference between Privacy and Security with reference to a user's data on the Internet? What is compliance? What are some circumstances when a compliance certificate is required? Is Signature just an identify proof? What is an encryption domain? What is compliance reporting? What does security mean in banking? What is encryption? What does Data encryption mean? Why are there different password encryption methods? What is cryptography? What is the difference between Let's Encrypt and a Commercial Certificate Authority (GoDaddy, etc)? What is an intervening certificate? What does privacy mean to you? Can signatures change?