ShredOS

For PCs, Servers and Macs with Intel and AMD 64 & 32 bit processors

A very handy tool that allows you to wipe disks from a bootable USB.

Nwipe’s erasure methods

• Fill With Zeros – Fills the device with zeros (0x00).
• Fill With Ones – Fills the device with ones (0xFF).
• RCMP TSSIT OPS-II – Royal Canadian Mounted Police Technical Security Standard, OPS-II
• DoD Short – The American Department of Defense 5220.22-M short 3 pass wipe (passes 1, 2 & 7).
• DoD 5220.22M – The American Department of Defense 5220.22-M full 7 pass wipe.
• Gutmann Wipe – Peter Gutmann’s method (Secure Deletion of Data from Magnetic and Solid-State Memory).
• PRNG Stream – Fills the device with a stream from the PRNG.
• Verify Zeros – This method only reads the device and checks that it is filled with zeros (0x00).
• Verify Ones – This method only reads the device and checks that it is filled with ones (0xFF).
• HMG IS5 enhanced – Secure Sanitisation of Protectively Marked Information or Sensitive Information

Nwipe also includes the following pseudo random number generators:

• Mersenne Twister (mt19937ar-cok)
• ISAAC (rand.c 20010626)
• ISAAC-64 (isaac64.c)
• Lagged Fibonacci (from v2024.02.2_26.0_x86-64_0.37)
• XORoshiro-256 (from v2024.02.2_26.0_x86-64_0.37)