Piotr Krzyzek
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Piotr Krzyzek
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Cybersecurity

2 posts
The Riskiest Part of Shutting Down a Digital Business Is the "Can I Just Cancel This?" Email
Business Strategy Entrepreneurship Website Performance

The Riskiest Part of Shutting Down a Digital Business Is the "Can I Just Cancel This?" Email

public – 9 min read
A 10pm vendor renewal email from an exhausted founder almost ended fifteen years of customer data. The riskiest part of shutting down a digital business is rarely the security stack. It is the trusting click. Here is the phased plan that kept her out of trouble.
May 26, 2026
Peter Krzyzek Peter Krzyzek
Someone Just Weaponized Google Docs to Spam Me: The Cold Outreach Tactic That Bypasses Every Spam Filter
Technology Security CTO Insights

Someone Just Weaponized Google Docs to Spam Me: The Cold Outreach Tactic That Bypasses Every Spam Filter

public – 12 min read
A cold sales pitch disguised as a Google Docs notification. How the tactic works, a five-year timeline of Google's failed fixes, and a complete protection guide for founders and business owners.
Feb 11, 2026
Peter Krzyzek Peter Krzyzek
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Piotr Krzyzek
CTO, Tech Strategist, Speaker, Nerd, Dad | Practical and honest thoughts, reviews, content, ideas and stories focused on living a good life based on real experience (and data/results)!
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Business Strategy Entrepreneurship Leadership Technology Website Performance
©2026 Piotr Krzyzek. Published with Ghost & Dashi.
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