<p>Network Security & Cryptography – Worksheet, Math 6th Grade! Worksheet, Student’s Name: ______Math Teacher: ______Period: ______Date: ______</p><p>Objectives  Understand how mathematical concepts apply to real world network engineering.  Practice greatest common factor (GCF) and prime factorization.</p><p>Follow along with the presentation, and choose the correct answers or fill in the blanks.</p><p>1. List four types of networks ______, ______, ______, ______.</p><p>2. Security is the act of ______a person, ______or organization from ______.</p><p>3. What does security mainly concern? (a) Locking up criminals in jail. (b) Effectively using locks, keys and alarm systems. (c) Protecting against possible attacks on individuals, property or establishments.</p><p>4. List three types of data or property you would like to protect from an attacker. 1. ______2. ______3. ______</p><p>5. ______is the process of converting a message called the ______text into a secret code called the ______text, and then changing the secret code back to regular text.</p><p>6. There are two parts to cryptography: (1) ______: Converting from regular text to secret code; and (2) ______: Converting from secret code back to regular text.</p><p>7. List two different keys you or your family use for security. ______, ______</p><p>A product of the Partnership for Environmental Education and Rural Health at Texas A&M University | http://peer.tamu.edu S-17 Network Security & Cryptography: Solve the Riddles!</p><p>Fill in the chart below by solving the GCF of the numbers to obtain the shift keys for the crypto-wheel, and then decrypting the answers to the riddles! (PR)</p><p>I walked up to a man and he said to me, "I got a carrot and Shift key: 1. it turned my nose orange." Who was the man? GCF of 21 and 56 H ZUVDTHU </p><p>What kind of paper makes you itch? Shift key: 2. GCF of 35 and 45 XHWFYHM UFUJW </p><p>What do you call a banana that goes to gymnastics? Shift key: 3. GCF of 18 and 24 G HGTGTG YVROZ </p><p>Shift key: What did the mamma tomato say to the baby tomato when GCF of 18 and 27 it fell behind? 4. TNCLQDY</p><p>Shift key: What is a math teacher's favorite candy? GCF of 33 and 77 5. XPLDFCP XTYED </p><p>Shift key: Why did’nt the skeleton cross the road? 1 6. IF EJEOU IBWF UIF HVUT </p><p>Shift key: Why did Goofy throw the butter out the window? GCF of 10 and 18 7. JG YCPVGF VQ UGG DWVVGTHNA</p><p>A product of the Partnership for Environmental Education and Rural Health at Texas A&M University Network Security & Cryptography: Solve the Riddles!</p><p>Fill in the chart below by solving the GCF of the numbers to obtain the shift keys for the crypto-wheel, and then decrypting the answers to the riddles! (P3)</p><p>Shift key for the Answer Riddle question with the answer in cipher text No. crypto-wheel Key (GCF) Shift key: What's the difference between a teacher and a train? GCF of 15 and 27</p><p>1. WKH WHDFKHU VDBV "QR JXP DOORZHG." WKH WUDLQ VDBV "FKHZ FKHZ." </p><p>Shift key: What do you call a deaf gorilla? GCF of 52 and 91 2. NALGUVAT LBH JNAG! </p><p>Shift key: What did the announcer name his baby boy? GCF of 30 and 40 3. WSUO Shift key: Why did Goofy throw the butter out the window? GCF of 10 and 18 4. JG YCPVGF VQ UGG DWVVGTHNA Shift key: Why did the golfer wear two pairs of pants? GCF of 49 and 84 5. PU JHZL OL NVA H OVSL PU VUL </p><p>( Shift key: 1) Imagine you're in a shark tank and a shark is about to eat you and you can't get out of the tank. What do you do? 6 stop imagining </p><p>Shift key: You're going into a dark dark tunnel. All you have is a GCF of 42 and 63 torch, a candle, and a lantern. What do you light first? 7 V HVOXC </p><p>A product of the Partnership for Environmental Education and Rural Health at Texas A&M University Network Security & Cryptography: Solve the Riddles!</p><p>Fill in the chart below by solving the GCF of the numbers to obtain the shift keys for the crypto-wheel, and then decrypting the answers to the riddles! (P1)</p><p>Shift key for the Riddle question with the answer in cipher text crypto-wheel Key No. (GCF)</p><p>Shift key: What did the announcer name his baby boy? GCF of 30 and 40 1. WSUO Shift key: What did the mamma tomato say to the baby tomato when GCF of 18 and 27 it fell behind? 2. TNCLQDY</p><p>Shift key: What do you call a banana that goes to gymnastics? GCF of 18 and 24 3. G HGTGTG YVROZ </p><p>( Shift key: 1) Imagine you're in a shark tank and a shark is about to eat you and you can't get out of the tank. What do you do? 4. STOP IMAGINING </p><p>Shift key: What kind of paper makes you itch? GCF of 35 and 45 5. XHWFYHM UFUJW</p><p>A product of the Partnership for Environmental Education and Rural Health at Texas A&M University</p>