ocr: Table 2. Characteristics of fault injection methods. Hardware Software With contact Without contact Compilation Runtime Cost High High Low Low Perturoation None None Low High Risk of damage High Low None one. Monitoring High High High Low time: resolution Accessibility of Chip pin Chip internal Register: mempry Register memory fault injection sottware 1O controller/port points Controllabaity Migh Low High High Tigger Yes No Yes Yes Repeatability High Low High High