< VAIO HDD Erase Tool Version1.0>
1.Overwrite once with fixed value”0”(recommended) 2.Overwrite once with random value 3.Method of National Computer Security Center(NCSC-TG-023) Overwrites three times. 4.Methods of US Departments of Defens (US DoD 5220.22-M) 5.Peter Gutmann methods Overwrites 35 times.
< DESTROY version3.22> N:Drive selection Drive 0: …FUNCTION MENU… Drive:0 0:Sanitize with all 0s (00h) 1:Sanitize with all 1s (FFh) 2:Sanitize with random data 3:Sanitize by 3 times erasure (NSA) 4:Sanitize by 3 times erasure (DOD 5220.22-M) 7:Sanitize by 7 times erasure (NATO) 8:Sanitize by 35 times erasure (Cutmann) 9:Sanitize by special sequence, i.e. random then 0