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Oliver Buchannon
V & N Giotsas

We are Giotsas!

DMARCbis: The "DMARC 2.0"

Jul 29, 2026

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4 min read

DMARCbis: The "DMARC 2.0"

RFC 9989

V & N Giotsas
V & N Giotsas
7 AI Mistakes That Make Results Worse (and how-to fix 'em)

Jul 6, 2026

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3 min read

7 AI Mistakes That Make Results Worse (and how-to fix 'em)

Most people think AI is either good or bad.In reality, the quality of the answer usually depends on how you use it. Small changes in the way you ask questions can improve -or even hurt- the results you get from Ai ( ChatGPT, Claude, Gemini, DeepSeek, GLM (Z.ai), Kimi, and other AI assistants.)

V & N Giotsas
V & N Giotsas
10 hidden GPT tips you shall use!

Jul 4, 2026

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2 min read

10 hidden GPT tips you shall use!

the 🚀 GPTVault Weekly #2

V & N Giotsas
GPTVault announcements
V & N Giotsas, +1
become the AI expert, read the tips

Jun 26, 2026

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3 min read

become the AI expert, read the tips

GPTVault Weekly #1

V & N Giotsas
GPTVault announcements
V & N Giotsas, +1

ChatGPT

ChatGPT is not secure! Oh wait, unless..

Jun 25, 2026

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1 min read

ChatGPT is not secure! Oh wait, unless..

Hm...

V & N Giotsas
GPTVault announcements
V & N Giotsas, +1
🚀 Introducing GPTVault! 🤖🔐

Jun 24, 2026

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1 min read

🚀 Introducing GPTVault! 🤖🔐

The AI & ChatGPT Vault is here, from us!

V & N Giotsas
GPTVault announcements
V & N Giotsas, +1
Happy new month, good summer!

Jun 1, 2026

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1 min read

Happy new month, good summer!

Simple as that!

V & N Giotsas
V & N Giotsas
Still using AI like it's Google Search? Then read this ASAP!

May 29, 2026

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1 min read

Still using AI like it's Google Search? Then read this ASAP!

Ok Google, I mean Claude

V & N Giotsas
V & N Giotsas
Why do our emails go to spam?

May 28, 2026

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1 min read

Why do our emails go to spam?

Imagine the irony if this email goes to spam, just imagine...

V & N Giotsas
V & N Giotsas

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