# Introduction to Defensive Security: Security Operations (TryHackMe)

In this article, I will write a Security Operations write-up covering an Introduction to Security Operations, Elements of Security Operations, and a Practical Example of SOC.

1. What does SOC stand for? `Security Operations Center`
    
2. How many hours a day does the SOC monitor the network? `24`
    
3. What does NSM stand for? `Network security monitoring`
    
4. Add the necessary firewall rules to block the ongoing attack. What is the flag that you have received after successfully stopping the attack? `THM{ATTACK_BLOCKED}`
    
    ![](https://cdn.hashnode.com/res/hashnode/image/upload/v1730922367587/513a0b9a-2c31-43ff-beaa-4e194f8db3b5.png align="center")
    

![](https://cdn.hashnode.com/res/hashnode/image/upload/v1730922388761/58eecb97-d409-4a8b-b7c0-210d560bc231.png align="center")

Thank you for reading my article. Please leave any questions or comments on improving my learning journey and the Lab THM challenges.