David is an applications developer working for Dewer and Sons law firm in Los Angeles David just completed a course on writing secure code and was enlightened by all the intricacies of how code must be rewritten many times to ensure its security. David decides to go through all the applications he has written and change them to be more secure. David comes across the following snippet in one of his programs:

#include <stdio.h> int main(int argc, char **argv) { int number = 5; printf(argv[1]); putchar(`\n'); printf("number (%p) is equal to %d\n", &value, value); } What could David change, add, or delete to make this code more secure?

Question

David is an applications developer working for Dewer and Sons law firm in Los Angeles David just completed a course on writing secure code and was enlightened by all the intricacies of how code must be rewritten many times to ensure its security. David decides to go through all the applications he has written and change them to be more secure. David comes across the following snippet in one of his programs: #include <stdio.h> int main(int argc, char **argv) { int number = 5; printf(argv[1]); putchar(`
'); printf("number (%p) is equal to %d
", &value, value); } What could David change, add, or delete to make this code more secure?

Accepted Answer

B. Change printf(argv[1]) to printf("%s", argv[1])

Answer

A. Change putchar(`
') to putchar("%s", `
')

Answer

C. Change printf(argv[1]) to printf(constv [0])

Answer

D. Change int number = 5 to const number = ""

David is an applications developer working for Dewer and Sons law firm in Los Angeles David just completed a course on writing secure code and was enlightened by all the intricacies of how code must…

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