Sec Guy

A security plan on paper is just a liability waiting to be exposed. In Video 6, we tackle the CISO's ultimate test: Incident Management. Discover the critical differences between an IRP, BCP, and DRP, why technicians...

You can build a million-dollar network fortress, but if you don't know where your most sensitive data lives, you have already lost. Welcome back to the CISM/CISO masterclass. In this module, SecGuy breaks down Data...

When the CEO asks, "Are we secure?", how do you answer? If you reply with technical metrics like "firewall hits" or "malware blocked," you are thinking like an engineer, not an executive. Welcome back to the CISM/CISO...

You finally got the CISO job. You have the budget, you built the dashboard, and your S.O.C. is fully staffed. But there's one massive problem: You don't actually own the network. The CIO does. Welcome back to the...

Junior analysts picture major outages as the result of advanced nation-state hackers, but seasoned architects know that a single unvetted internal change can take down a multinational enterprise faster than any DDoS...

If you are preparing for your CompTIA Security+ SY0-801 certification, throw away the idea of memorizing vocabulary just to pass a test. In the real world, enterprise security is about reasoning through decisions...

In enterprise security, you cannot defend against an adversary you do not understand. Today, we begin Domain 2 with Lesson S8-006: From Threat Intelligence to Vulnerability Priority for the CompTIA Security+ (SY0-801)...

Theory without execution is useless in enterprise cybersecurity. In this Domain 1 Mastery Workshop for the CompTIA Security+ (SY0-801), you step into the shoes of the Lead Security Architect for a national healthcare...

In modern enterprise security, cryptography is not an academic math drill; it is the trust engine that enforces identity, proves integrity, and secures multi-cloud environments. In this module, Sec Guy breaks down...

When the network is breached, a technician reacts with panic, but an executive reacts with a playbook. In this module, Sec Guy breaks down Objective 4.7: Incident Response and Forensics. Using the Salt Typhoon...

In cybersecurity, knowing the exploit is only half the battle. If you do not know the hand behind the keyboard, you are just chasing ghosts.In this module, Sec Guy breaks down Objective 2.2 for the CompTIA Security+...

When you type a password, the computer knows it's data. But when you talk to an AI, your instructions and your data are the exact same thing—just tokens in a stream. That single flaw is the root of every AI attack. In...

A password can be stolen, but a temporary token expires. In this video, Sec Guy explains why Long-Term Access Keys are a "security smell" and how to replace them with IAM Roles and the STS (Security Token Service). We...

If your cloud environment is a skyscraper, CSPM is the building inspector checking the foundation, while CASB is the security guard checking everyone who walks through the door. In this video, Sec Guy explains the...

If your data is breached in the cloud, is it Amazon's fault or yours? In this video, Sec Guy breaks down the Shared Responsibility Model, explaining why Capital One was liable for their massive breach (SSRF) despite...