| Technology name |
Essence |
Disadvantages |
| Multiple password authentication |
It is based on the constant use of one iteration of the entered data when registering in the system. The principle of operation is to compare the login / password pair with a reference value from the user account database. |
interception of the entered data and their use in other people's interests;limited scope of data entry. |
| One-time password authentication |
Uses different passwords for each new access request. |
all passwords are required for access, which creates inconvenience in storage near the user;unreliable storage of passwords and insecurity from copying. |
| Authentication upon presentation of a digital certificate |
According to the protocol with a request and a response, the authentication server sends the user a sequence of characters called a request, and the software of the client computer to generate a response generates a digital signature under the request from the authentication server using the user's private key. |
insecurity from copying;high vulnerability to spyware. |
| Smart cards |
Standard bank card size cards that have a built-in chip. |
high cost;susceptibility to interference in the form of electromagnetic fields;insufficient prevalence of interoperable hardware. |
