Top 10 List of Week 02

1. Write a love letter in C!
   Valentine might be over, but it is not too late for C! Saw an interesting girl who’s likes to code? Learn how to write a love letter to impress her, and using C will double the chance! Remember to be creative and have fun.

2. Check for virus
   Sometimes we have to download files from suspicious websites or we accidentally access some weird sounding websites. If you’ve ever been hesitant about it, use this website to check for virus or any malwares that may attack your computer or phone.

3. Learn Cryptography
   You think that cryptography is hard? Use this website to learn cryptography in a fun way.It is kind of like leet code but only for cryptography. You can solve challenges, see scoreboard, career opportunities, and read some interesting blog posts. All for free.

4. Cybersecurity fun facts
   Are you interested in cybersecurity? You can find fun facts about cybersecurity here! Things like the world’s renowned hacker, what hackers usually target, and how many people have experienced data breaches.

5. Fun things you can do with PGP
   What you can do with OpenPGP other than encrypting files and emails? You can see what things you can do with PGP for fun here! Some notable things are like sending in your confession and managing secondary DNS servers can be done.

6. Simple Authentication you can use
   If you’ve ever wondered why password is not enough for authentication, it’s actually caused by the fact that some passwords are so common that they can be easily breached. Thus, you need to find some other viable options and you can see the advantages and the disadvantages of each of them here.

7. Never Illegally Download
   This video will tell you why you should never illegaly download something.You’ll never now who’s gonna barge into your front door….

8. Cybersecurity Games
   Test how good you are in cybersecurity with these games. There are six games that you can play and you can sense the realism there. Imagine you are a real cybersecurity expert and you have to solve these problems by yourself.

9. What is a checksum?
   So what is checksum? Is it something that you check and sum? You can learn what is a checksum, when it is useful, differences between the types, and how to calculate checksums.

10. Check your email privacy
    You can use Have I been pwned to check if there is any data breach in accounts that you register using your email. It knows sites that have suffered security breach before and match it with your account history. In each of the sites, you can know what data that might be stolen from you.