How to sign XML documents in .NET using System.Security.Cryptography.Xml, X.509 certificates, and RSA keys. Signature validation, detached vs. enveloped signatures, and the e-Invoice context — why XML signing matters in Romania.
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Many businesses appear on Google Maps but are completely missing from regular search results. It’s not an error — it’s a fundamental difference that few understand. Here is the explanation and what you can do.
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How to implement mutual TLS (mTLS) in ASP.NET Core: both parties authenticate using X.509 certificates. Kestrel configuration, reverse proxy (Nginx, Azure Application Gateway), certificate forwarding, and microservices scenarios.
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The TIOBE ranking for April 2026 confirms Python's supremacy and brings surprises: C rises to 2nd place, Go loses 8 positions, and Rust's growth seems to have stopped. We analyze the most important movements in the top 20.
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SEO is not black magic and it’s not rocket science. It’s the process through which your website becomes easier to find on Google — without paying for each click. Here’s what it really means.
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How X.509 client certificate authentication works, how to create and configure certificates for development and production, and how to implement validation in ASP.NET Core — no passwords, no tokens.
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Paid ads on Facebook, Instagram, or Google can bring real customers — or they can burn money without any results. The difference is not the budget, but the timing and context in which you use them.
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How to configure an external Authorization Server — IdentityServer or Keycloak — and correctly integrate it with an ASP.NET Core application. OAuth2 flows, token validation, scopes, and concrete setup steps.
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