530-f06-mtexam

530-f06-mtexam - CSci 530 Midterm Examination(Fall 2006 Instructions Show all work No electronic devices are allowed This exam is open book open

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
CSci 530 Midterm Examination (Fall 2006) Instructions: Show all work. No electronic devices are allowed. This exam is open book, open notes. You have 100 minutes to complete the exam. Please prepare your answers on separate sheets of paper. You may write your answers on the sheet of paper with the question (front and back). If you need more space, please attach a separate sheet of paper to the page with the particular question. Do NOT extend your answer on the back of the sheet for a different question, and do NOT use the same extra sheet of paper to answer more than one question. In particular, each numbered questions must appear on separate pieces of paper so that the exam can be split for grading. Be sure to include your name and USC ID number on each page. There are 100 points in all and 4 questions. 1. (20 points) Cryptography 1. For the following encryption methods, indicate whether the method provides (unconditional/provable, strong, weak, or no) levels of confidentiality and integrity. (12 points) 1. DES in Cipher Block Chaining mode. Confidentiality______________ Integrity _______________ 2. Encryption using an RSA private key. Confidentiality______________ Integrity _______________ 3. Encryption using an RSA public key. Confidentiality______________ Integrity _______________ 4. Encryption with a one time pad. Confidentiality______________ Integrity _______________ 5. AES in Cipher Block Chaining mode. Confidentiality______________ Integrity _______________ 6. AES in Output Feedback Mode. Confidentiality______________ Integrity _______________ 2. The performance of many forms of public key cryptography is slower than typical systems for conventional cryptography, yet there are many reasons to use public key cryptosystems for
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 12/21/2010 for the course CS 530 at USC.

Page1 / 3

530-f06-mtexam - CSci 530 Midterm Examination(Fall 2006 Instructions Show all work No electronic devices are allowed This exam is open book open

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online