Two users A and B have the following privileges: A can read and write a file f, and read, write, and execute a service program p. B can only read f and execute p. An intruder has managed to perform one of the violations: Guess A's password. Guess B's password. Place a passive wiretap on A's terminal line and intercept all data communication, except for the password, which is protected through encryption. Place an active wiretap on A's terminal line, which allows the interception of all communication, expect the password, but also allows insertion of arbitrary new messages into the communication stream. (a) For each of the 4 cases, describe a simple scenario, if one exists, that would lead to each of the following violations: Information disclosure.

How can you know if the person or organization providing the information has the credentials and knowledge to speak on this topic? one clue is the type of web site it is--the domain name ".org" tells you that this site is run by a nonprofit organization.

Jackson is teaching the decimal number system. he wants his students to know how to expand numbers by powers of 10. which is the correct order in which digits are assigned values in the decimal number system?

Formatting rows and columns is similar to cell formatting. in an openoffice calc spreadsheet, you can format data entered into rows and columns with the of the rows and columns options. you can insert rows and columns into, or delete rows and columns from, a spreadsheet. use the insert or delete rows and columns option on the insert tab. alternatively, select the row or column where you want new rows or columns to appear, right-click, and select insert only row or only column options. you can hide or show rows and columns in a spreadsheet. use the hide or show option on the format tab. for example, to hide a row, first select the row, then choose the insert tab, then select the row option, and then select hide. alternatively, you can select the row or columns, right-click, and select the hide or show option. you can adjust the height of rows and width of columns. select row and then select the height option on the format tab. similarly, select column, then select the width option on the format tab. alternatively, you can hold the mouse on the row and column divider, and drag the double arrow to the position. you can also use the autofit option on the table tab to resize rows and columns.