Jaakko Hyöty
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Articles & Deep Dives

Exploring AI system patterns, serverless scaling, vector retrieval, and production software engineering.

Securing JWTs in Production: Common Vulnerabilities and Mitigations
2026-06-25• 8 min read

Securing JWTs in Production: Common Vulnerabilities and Mitigations

A deep dive into production JWT security vulnerabilities including signature bypasses, algorithm key confusion, client-side storage threats (XSS vs. CSRF), and token revocation strategies.

SecurityJWTAuthenticationSession Management
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Why We Use OAuth 2.0 and JWT (And How They Actually Work)
2026-06-24• 7 min read

Why We Use OAuth 2.0 and JWT (And How They Actually Work)

An in-depth look at the historical design choices, constraints, and failures that shaped OAuth 2.0 and JSON Web Tokens (JWTs) as modern identity standards.

SecurityOAuth 2.0JWTAuthentication
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Transforming SharePoint Lists into Beautiful Timelines with Custom Coded Pages
2026-05-25• 5 min read

Transforming SharePoint Lists into Beautiful Timelines with Custom Coded Pages

How to transform basic SharePoint list items into modern, informative calendar timelines. Learn how client-side .aspx web applications complement SharePoint Lists to deliver responsive scheduler widgets.

SharePointGantt ChartClient-Side SPAUI Design
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