A family lives in a large tower apartment building, 10 floors high. Every day their son takes the elevator from the family’s apartment on the 10th floor to the ground floor and goes to school. When he returns in the afternoon, he uses the elevator to get to the fifth floor, and then uses the stairs for the remaining five floors. Why?

Sthe excerpt from the code book. to improve understanding of the excerpt, which questionsare best to ask? check all that apply. what does "encryption" mean? w3 what is “public key cryptography"? harwhat kind of encryption was available a long time ago? p6. what are "key distribution problems"? where can i buy an rsa cipher? beever, the success of the information age depends onability to protect information as it flows around theld, and this relies on the power of cryptographywcryption can be seen as providing the locks and keys ofinformation age. for two thousand years encryptions been of importance only to governments and thelitary, but today it also has a role to play in facilitatinglusiness, and tomorrow ordinary people will rely onyptography in order to protect their privacy. fortunately, ist as the information age is taking off, we have accesso extraordinarily strong encryption. the development ofdublic key cryptography, particularly the rsa cipher, hasgiven today's cryptographers a clear advantage in theircontinual power struggle against cryptanalysts, and rsaencryption is therefore effectively unbreakable. mostimportant of all, public key cryptography is not weakenedby any key distribution problems. in short, rsalwhat are "cryptanalysts"? ssassave and exithegesesleromark this and returnkthe