In a one-time pad, if a messagemof length`is is encrypted with a keyk= 0`(i. e.,kconsists of all 0s) thenenck(m) =m. That is why, it issometimes suggested to prohibit this key. In other words, the keyspace isrestricted to strings which are all not zeros. Is the resulting cryptosystemperfectly secure?

Create a class named majors that includes an enumeration for the six majors offered by a college as follows: acc, chem, cis, eng, his, phys. display the enumeration values for the user, then prompt the user to enter a major. display the college division in which the major falls. acc and cis are in the business division, chem and phys are in the science division, and eng and his are in the humanities division. save the file as majors.java.

How can a user delete a drawing object

Who can provide you with a new password when you have forgotten your old one? your provide you with a new password in case you forget your old one.