Why is it necessary, in the Kerberos protocol, to include S in the message sent from KS to C (i.e., message M2)? Describe an attack that an intruder can use if S is not included.

What will be an ideal response?


I can intercept the first message (C,S) sent in the clear from C to KS and substitute the message (C,I). Thereafter C will think I is S and send private information to I.

Computer Science & Information Technology

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One way to help the audience to focus on slide content is to hide the ________ graphics

Fill in the blank(s) with correct word

Computer Science & Information Technology

Using the file object declared below, write the statement to open an actual file called "datafile.txt" for output purposes. ? ifstream outFile;

What will be an ideal response?

Computer Science & Information Technology

Specifying or isolating a portion of a ?photo for editing is called making a(n) ____.

A. ?blended border B. ?artifact C. ?border D. ?selection

Computer Science & Information Technology

String comparisons are done by using __________ code.

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

Computer Science & Information Technology