CHAPTER 6 EXAMPLES ACC 409 EXAM QUESTIONS AND
ANSWERS WITH COMPLETE SOLUTIONS GRADED A++
A teenage gang known as the "414s" broke into the Los Alamos National
Laboratory, Sloan-Kettering Cancer Center, and Security Pacific Bank. One gang
member appeared in Newsweek with the caption "Beware: Hackers at play."
hacking
b. Daniel Baas was the systems administrator for a company that did business
with Acxiom, who manages customer information for companies. Baas exceeded
his authorized access and downloaded a file with 300 encrypted passwords,
decrypted the password file, and downloaded Acxiom customer files containing
personal information. The intrusion cost Acxiom over $5.8 million.
Password cracking
c. Cyber-attacks left high-profile sites such as Amazon.com, eBay, Buy.com, and
CNN Interactive staggering under the weight of tens of thousands of bogus
messages that tied up the retail sites' computers and slowed the news site's
operations for hours.
Denial of service attack
d. Susan Gilmour-Latham got a call asking why she was sending the caller
multiple adult text messages per day. Her account records proved the calls were
not coming from her phone. Neither she nor her mobile company could explain
how the messages were sent. After finding no way to block the unsavory
, messages, she changed her mobile number to avoid further embarrassment by
association.
SMS spoofing
e. A federal grand jury in Fort Lauderdale claimed that four executives of a rental-
car franchise modified a computer-billing program to add five gallons to the
actual gas tank capacity of their vehicles. Over three years, 47,000 customers
who returned a car without topping it off ended up paying an extra $2 to $15 for
gasoline.
Salami technique
f. A mail-order company programmer truncated odd cents in sales- commission
accounts and placed them in the last record in the commission file. Accounts
were processed alphabetically, and he created a dummy sales-commission
account using the name of Zwana. Three years later, the holders of the first and
last sales- commission accounts were honored. Zwana was unmasked and his
creator fired.
Round-down fraud
g. MicroPatent, an intellectual property firm, was notified that their proprietary
information would be broadcast on the Internet if they did not pay a $17 million
fee. The hacker was caught by the FBI before any damage was done.
Cyber-extortion
h. When Estonia removed a Russian World War II war memorial, Estonian
government and bank networks were knocked offline in a distributed DoS attack
ANSWERS WITH COMPLETE SOLUTIONS GRADED A++
A teenage gang known as the "414s" broke into the Los Alamos National
Laboratory, Sloan-Kettering Cancer Center, and Security Pacific Bank. One gang
member appeared in Newsweek with the caption "Beware: Hackers at play."
hacking
b. Daniel Baas was the systems administrator for a company that did business
with Acxiom, who manages customer information for companies. Baas exceeded
his authorized access and downloaded a file with 300 encrypted passwords,
decrypted the password file, and downloaded Acxiom customer files containing
personal information. The intrusion cost Acxiom over $5.8 million.
Password cracking
c. Cyber-attacks left high-profile sites such as Amazon.com, eBay, Buy.com, and
CNN Interactive staggering under the weight of tens of thousands of bogus
messages that tied up the retail sites' computers and slowed the news site's
operations for hours.
Denial of service attack
d. Susan Gilmour-Latham got a call asking why she was sending the caller
multiple adult text messages per day. Her account records proved the calls were
not coming from her phone. Neither she nor her mobile company could explain
how the messages were sent. After finding no way to block the unsavory
, messages, she changed her mobile number to avoid further embarrassment by
association.
SMS spoofing
e. A federal grand jury in Fort Lauderdale claimed that four executives of a rental-
car franchise modified a computer-billing program to add five gallons to the
actual gas tank capacity of their vehicles. Over three years, 47,000 customers
who returned a car without topping it off ended up paying an extra $2 to $15 for
gasoline.
Salami technique
f. A mail-order company programmer truncated odd cents in sales- commission
accounts and placed them in the last record in the commission file. Accounts
were processed alphabetically, and he created a dummy sales-commission
account using the name of Zwana. Three years later, the holders of the first and
last sales- commission accounts were honored. Zwana was unmasked and his
creator fired.
Round-down fraud
g. MicroPatent, an intellectual property firm, was notified that their proprietary
information would be broadcast on the Internet if they did not pay a $17 million
fee. The hacker was caught by the FBI before any damage was done.
Cyber-extortion
h. When Estonia removed a Russian World War II war memorial, Estonian
government and bank networks were knocked offline in a distributed DoS attack
