Investigator515
Investigator515

Investigator515

We write about cybersecurity, technology, managing your privacy and open source intelligence. We're passionate about giving people the tools they need to feel empowered by technology, not overwhelmed. Did we also mention we're straight up nerds at heart? Get the latest information on blog posts and production information via our telegram: t.me/investigator515


Shodan: A Map of The Internet

11 Dec 2024 5 minute read 0 comments Investigator515

Taking an in-depth look at the roadmap of the internet. If you aren’t a medium member, you can read with no paywall via substack If you’ve been reading for a while, you’ve probably realised that cyber has some pretty great tools. And while some will...

Feedline Fundamentals: Ladder Line

7 Dec 2024 5 minute read 0 comments Investigator515

In this previous article we looked at some of the fundamentals around coaxial cable, including some of the characteristics that we might see when using coaxial cable in various installations. In today’s article, we’ll be exploring an older feedline t...

What The Tech?! Space Shuttle

30 Nov 2024 6 minute read 3 comments Investigator515

Reusable infrastructure would help space technology reach maturity.  To get technology like today's Starlink internet systems and the Iridium phone network, we’d need other pieces of technology to help leverage that. For instance, we’d need reliable...

Who Are You: Email Aliasing

26 Nov 2024 5 minute read 7 comments Investigator515

Reduce your vulnerability to spam by protecting your primary email address. If you’re a long-term reader, you’ll probably recall that we’ve taken a look at the concept of email aliasing in earlier articles. Using tools like temp mail, we’re able to g...

Historical Hacks: The SQL Slammer

23 Nov 2024 4 minute read 1 comment Investigator515

This hack exploited an unpatched buffer overflow to make mischief You don’t have to be ridiculously old to hear people talk about the good old days of the internet. While it’s pretty questionable if anyone would ever refer to dial-up as good, there’s...

SOCMINT: Talking Bout Telegram

20 Nov 2024 7 minute read 2 comments Investigator515

Looking at Telegram from an OSINT perspective. OSINT analysts of all types typically tend to understand the intelligence value that some intelligence platforms can hold. From an intelligence perspective though, it’s fair to say that some platforms ca...

What The Tech?! Ultrasounds

17 Nov 2024 5 minute read 0 comments Investigator515

Ultrasound technology would provide cutting-edge imaging technology to the Medical and Aerospace fields. If you aren’t a medium member, you can read with no paywall via substack What does a Bat, the Titanic, a ballistic missile submarine and a baby h...

The OSINT Investigator & Disinformation

5 Nov 2024 4 minute read 0 comments Investigator515

Having a few simple skills ready can change the way you browse and consume information. In this previous article, we took a walk through the life of an OSINT investigator, talking about strategies and ways to preserve your mental health while working...

What The Tech?! Wi-Fi

1 Nov 2024 6 minute read 2 comments Investigator515

If you’re of the older generation, the days of wired internet probably don’t feel like all that long ago. Gamers might remember the days of the LAN party and corporate workers might well remember the days of logging in via telephone and a modem. And,...

From Signal To Success: Your Guide To RF Connectors

30 Oct 2024 5 minute read 0 comments Investigator515

Your how-to guide on identifying compatible connectors for your home lab. When you’re getting started with transmitting and receiving stations, you’ll need an antenna and suitable feedline to get the best out of your system. And while you wouldn’t be...