| DS28E01-100 | 1-Wire | 1kb EEPROM with SHA-1 authentication | Bidirectional SHA-1 challenge and response with enhanced security |
| DS28CN01 | I2C/SMBus™ | 1kb EEPROM with SHA-1 authentication | Bidirectional SHA-1 challenge and response with enhanced security |
| DS2431 | 1-Wire | 1kb EEPROM | Customization, write protection/OTP modes |
| DS1963S | 1-Wire | 4kb SHA-1 iButton® | Bidirectional SHA-1 challenge and response |
| DS2460 | I2C/SMBus | SHA-1 coprocessor | Secure storage of system secret |