Shaun Howard
IS4560 – Hacking and Countermeasures
Unit 2 Assignment 1
September 30, 2014

1. _________ type of certificate is used to provide security on Web sites. a. SSL 2. __________ is the most common public key encryption systems and, in most cases, this relies on manual trust and key distribution. b. PKI 3. __________ provides authentication or proves integrity of a digital message. c. MAC 4. ___________ encryption scheme was broken and was replaced with a third round version of itself. d. 3DES 5. _________ is the first algorithm suited to both signing and encryption, and it is now widely used in e-commerce and other public key systems. e. RSA 6. The entity that issues certificates is a __________. f. Certificate Authority 7. The document to check to verify whether a certificate has been revoked is __________. g. CRL 8. Each bit of length _______the number of keys. h. Increases 9. Currently, _______ bit certificates are commonly used for web communications. i. 128 10. Triple DES provides ________ bits of security, despite using a 168 bit key. j. 112 11. Thawte, Verisign, and Comodo are all examples of _____________. k. SSL Certificate Providers 12. Hiding data in images is an example of ____________. l. Steganography

13. Data Encryption Standard (DES), ROT13, and Enigma are all examples of ______________. m. Cryptography 14. A digitally signed email provides _____________. n. Asymmetric Encryption 15. A digitally encrypted e-mail provides ___________.
Public Key Cryptography

Works Cited
Oriyano, S.-P., & Gregg, M. (2011). Hacker Techniques, Tools, and Incident Handling (ITT Technical Institute Edition ed., Vol. 1). Burlington, WI, USA: Jones & Bartlett Learning, LLC.