Micro blocks, SYN cookies, RST cookies, and stack tweaking are defenses against ______

Signal handlers take two arguments—_________ and_________ .

a) the signal that the program has received, the current stack frame. b) the signal that the program has received, the current program mode. c) the type of signal, the process’s pid. d) None of the above.

You don’t buy software, you ______ it.

Fill in the blank(s) with the appropriate word(s).