Yet another way to stop WinICE/SoftICE (in 9x)
Source: Anti Crack
Hiya puppies, since SI uses software interrupts 1 to get control back after
an opcode, and 3 for breakpoints. You can make SI useless by patching its
code which is appearently writable(!).
but erh, saddly this isn't true for nt/2k :( (at least, win2k isn't big very
big friends with the SIDT instruction)