Sometimes "Not Found" Is Exactly What You Want to See After the week we've had talking about cybersecurity, PHP2Shell and everything else trying to make us question whether anything connected to the internet is safe anymore, I figured it was probably a good time to check on something of my own. My validator node. I use Contabo to host my server, and I'm interested in keeping my node healthy. Now I'm going to admit something. I'm still very much a newbie when it comes to the technical side of running my own node. I understand why I have it. I'm learning more about how it works. But I'm not sitting in front of a computer staring at my node every day. Or every week. Honestly, not even every month. It's just not my thing. My node doesn't open until the end of December, so constantly watching something I can't really do anything with yet isn't exactly my idea of a good time. What I do instead is periodically check in. I reached out to Tee from House of Validators, which is something I do from time to time. I ask questions, find out if there's anything I should be paying attention to and generally make sure everything is where it should be. I also check Contabo for the health of my server. And my highly technical method for checking that? Green or red. That's it. Green, Mimi is happy. Red, Mimi starts asking questions. I told you I'm still learning. But after all the PHP2Shell news this week, I wanted to know a little more than green or red. So I took a closer look at what was actually running on my server. Here's what came back: Operating system: Ubuntu 24.04.4 LTS PHP command: Not found PHP packages: None detected PHP web services: None detected PHP processes: None detected Docker: Not installed PHP exposure: No evidence detected Now if you're anything like me, you might look at that list and say... Okay. Is that good? In this particular situation, yes. And here's the everyday-person explanation. Think of my server like a small apartment I've rented inside a much larger building. Contabo provides the building and the infrastructure. My VPS is my apartment. Ubuntu is basically the operating system running inside my apartment. In this case, Ubuntu 24.04 is an LTS, or Long-Term Support, release. That means it receives security maintenance for years instead of quickly becoming outdated and unsupported. Then we get to PHP. PHP is software commonly used to run websites and web applications, and it happens to be at the center of the PHP2Shell security alert we've been talking about this week. My server check couldn't find PHP. No PHP command. No PHP packages. No PHP web services. No PHP processes. And no evidence of PHP exposure. In everyday language, the particular software affected by PHP2Shell doesn't appear to be installed or running on my server. So based on that check, my node doesn't appear to have the PHP attack surface involved in PHP2Shell. That's reassuring. But I want to be very clear about something. That does NOT mean my server is magically protected from every cybersecurity threat out there. It means this particular door everyone has been talking about this week doesn't appear to exist on my server. There are still other doors. And those still need to be secured. That's actually where understanding what Contabo does, and what I'm responsible for, becomes important. Contabo isn't the blockchain and it isn't my validator. It's the infrastructure provider hosting the virtual server my node runs on. Going back to my apartment example, Contabo provides the building and some of the security around the property. But I'm still responsible for what happens inside my apartment. Contabo provides protections and tools such as DDoS protection and network-level firewall options for its cloud servers. Its Customer Panel also supports multi-factor authentication, and additional tools such as snapshots, backups and monitoring are available depending on the server and services being used. Those things matter to me because my node needs reliable infrastructure. But using a hosting company doesn't mean I can hand over all responsibility and never think about my server again. It isn't "set it and forget it" security. Software still needs to be kept current. Accounts need to be protected. Firewalls need to be configured properly. Backups matter. And occasionally someone needs to look under the hood. That's probably one of the biggest things I'm learning from running my own node. I don't have to know everything. But I do need to know enough to ask the right questions. What operating system am I running? Is it receiving security updates? What software is installed? What is actually exposed to the internet? Is my account protected with MFA? Do I have a backup if something goes wrong? And who do I ask when I see something I don't understand? For me, that last one matters. That's why I periodically check in with House of Validators instead of pretending I suddenly became a systems administrator because I own a node. There's nothing wrong with saying, "I don't know what this means." I'd much rather ask the question than assume everything is fine because I saw a green status light. And after this week's security alerts, that's probably my biggest takeaway. Security isn't about panicking every time a new vulnerability hits the news. It's about figuring out whether it actually applies to what you're running, understanding the protections you already have and knowing where your responsibility begins. This week PHP2Shell gave me a reason to look a little deeper than green or red. What I found was reassuring. PHP wasn't found. PHP packages weren't found. PHP services weren't found. PHP processes weren't found. And for once... "Not found" was exactly what I wanted to find. Just my perspective.

Banks Are Worried About Stablecoin Rewards. Should Consumers Be Worried Too? There’s a fight happening between banks and crypto right now that, on the surface, sounds like another boring regulatory argument. Stablecoin rewards. But once I started looking at what they’re actually arguing about, I realized this conversation is much bigger than stablecoins. Because at some point we have to ask a pretty simple question: When does something that isn't a bank start looking an awful lot like one? Under the GENIUS Act, companies that issue payment stablecoins aren't allowed to simply pay you interest or yield just because you're holding their stablecoin. But crypto platforms can potentially offer rewards connected to stablecoins, depending on how those programs are structured and whether they comply with the rules. And banks aren't exactly thrilled about that. Their argument is pretty straightforward. If I have money sitting in a savings account earning very little, and somewhere else I can hold digital dollars designed to stay around $1 while potentially earning a better reward, some people are going to move their money. That's not exactly a difficult prediction. Banks call that deposit flight. And they argue that if enough money leaves traditional banks, banks have less money available for things like mortgages, small-business loans and other lending. That's a legitimate conversation to have. But here's where I start asking questions. Is the concern really that consumers could be harmed? Or is part of the concern that consumers suddenly have more competition for where they keep their money? Because those are two very different conversations. And before my crypto people start celebrating, there's another side to this too. A stablecoin rewards account isn't automatically the same thing as putting your money into an FDIC-insured bank account. That's important. The average person sees dollars sitting in an account earning a percentage and probably isn't thinking about who technically issued the stablecoin, where the reserves are held, how the rewards are being generated or what protections apply if something goes wrong. They're thinking: My money is sitting here and it's earning more than it was over there. And THAT is where I think this gets interesting. Crypto spent years trying to convince people that it was an alternative to the traditional financial system. Now pieces of crypto are starting to look more and more like services people already understand from traditional finance. Payments. Dollar-based balances. Cards. Rewards. And banks are starting to compete with something that doesn't necessarily operate under the exact same rules they do. So maybe the question shouldn't be whether banks or crypto are right. Maybe the question should be: What protections should follow our money regardless of where we decide to put it? Because competition can be good for consumers. If banks have to offer better products because something else came along, I'm not going to complain about that. But higher rewards shouldn't make us stop asking where the money is, how the return is being generated, what happens if the company fails, and who protects us if something goes wrong. That's true in crypto. And quite frankly, that's true anywhere we put our money. I don't think consumers should have to choose between innovation and protection. And I don't think “we've always done it this way” is a good enough reason to protect an old system from competition either. If stablecoins are going to keep moving closer to everyday finance, then maybe this fight isn't really about stablecoin rewards at all. Maybe we're watching the beginning of a much bigger argument over who gets to act like a bank, what rules they should have to follow, and whether consumers actually care what we call them anymore. Because at the end of the day, most people aren't going to choose based on whether something is called a bank, an exchange or a crypto platform. They're going to ask three things: Is my money safe? Can I get to it when I need it? And what am I getting for trusting you with it? Maybe traditional finance should be paying attention to those questions too. Just my perspective.