<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Segurança on blog.ruiguimaraes.net</title><link>https://blog.ruiguimaraes.net/categories/seguran%C3%A7a/</link><description>Recent content in Segurança on blog.ruiguimaraes.net</description><generator>Hugo -- gohugo.io</generator><language>pt-pt</language><copyright>© 2026 ruiguimaraes.net</copyright><lastBuildDate>Mon, 03 Aug 2026 22:14:52 +0100</lastBuildDate><atom:link href="https://blog.ruiguimaraes.net/categories/seguran%C3%A7a/index.xml" rel="self" type="application/rss+xml"/><item><title>Passwords no Active Directory: riscos em 2026</title><link>https://blog.ruiguimaraes.net/articles/politicas-password-active-directory-2026/</link><pubDate>Mon, 03 Aug 2026 22:14:52 +0100</pubDate><guid>https://blog.ruiguimaraes.net/articles/politicas-password-active-directory-2026/</guid><description>Complexidade, expiração e lockout não detetam passwords expostas. Saiba como proteger o Active Directory contra spraying, reuse e credenciais comprometidas.</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://blog.ruiguimaraes.net/articles/politicas-password-active-directory-2026/featured.webp"/></item><item><title>VMware corrige falhas críticas no vCenter e ESX que permitem autenticação bypass e VM escape</title><link>https://blog.ruiguimaraes.net/articles/vmware-corrige-falhas-criticas-vcenter-esx/</link><pubDate>Sat, 01 Aug 2026 22:45:00 +0100</pubDate><guid>https://blog.ruiguimaraes.net/articles/vmware-corrige-falhas-criticas-vcenter-esx/</guid><description/><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://blog.ruiguimaraes.net/articles/vmware-corrige-falhas-criticas-vcenter-esx/featured.webp"/></item><item><title>Claude acedeu a sistemas reais durante avaliações de cibersegurança</title><link>https://blog.ruiguimaraes.net/articles/claude-acedeu-sistemas-reais-durante-testes/</link><pubDate>Sat, 01 Aug 2026 20:30:00 +0100</pubDate><guid>https://blog.ruiguimaraes.net/articles/claude-acedeu-sistemas-reais-durante-testes/</guid><description/><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://blog.ruiguimaraes.net/articles/claude-acedeu-sistemas-reais-durante-testes/featured.webp"/></item></channel></rss>