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4coders

4coders

Technological blog for coders

Tag: Security

Why the Internet Is Preparing for Quantum Computers

Posted on 2026-05-162026-07-16

For classical computers, deriving the secret from those values is computationally infeasible. This assumption underpins TLS, SSH, VPNs, and most secure communication today.

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Prompt Injection Is Just the Beginning

Posted on 2026-04-182026-07-02

Securing AI Agents in Enterprise Systems

Artificial Intelligence has evolved remarkably over the last few years. What started as chatbots capable of answering questions has rapidly transformed into autonomous agents capable of interacting with real-world business systems.

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Securing Wordpres – My personal view

Posted on 2025-10-042025-11-21

Securing WordPress is a topic surrounded by myths, oversimplifications, and false expectations. This article represents my personal view, based on hands-on experience with high-traffic WordPress installations, custom plugins, e-commerce environments, and real post-attack recoveries.
It isn’t a universal truth, nor the only correct approach

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Simple fail2ban configuration

Posted on 2025-02-042025-11-21

One of the simplest and most effective ways to protect your server against such malicious traffic is to automatically block any IP address that repeatedly generates 404 errors within a short period of time.

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