U3.7 Signature Recognition

U3.7 Signature Recognition

1. Based on the physical or behavioural aspects of the signing process

   • time taken to complete
   • Pressure of pen on pad

2. Advantages

   • Resistance to forgery
     • Difficult to mimic the physical aspects of a signing process
       • Low FMR
   • Widely accepted
     • Long term use
   • Non intrusive
   • No record of the signature
     • Signature is not recorded just the dynamics of the signing process

3. Disadvantages

   • Prone to inconsistencies
     • Difficulty varifying and enrolling
   • Difficult to use
     • Signing on electronic pad is different to paper
   • Large templates
     • Vary in size so may be difficult to store on smartcard

4. Product

   • Sensor can be in an electronic pen or digitised tablet

5. Attacks

   • Person A can make an easy signature so person B can forge it
     • This sort of thing can lead to account sharing