<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Messaging on CuraSec</title><link>https://curasec.metacog.co.kr/tags/messaging/</link><description>Recent content in Messaging on CuraSec</description><generator>Hugo</generator><language>en-us</language><lastBuildDate>Mon, 17 Aug 2026 11:37:07 +0000</lastBuildDate><atom:link href="https://curasec.metacog.co.kr/tags/messaging/index.xml" rel="self" type="application/rss+xml"/><item><title>Large-scale DDoS attacks disrupt Threema messaging service</title><link>https://curasec.metacog.co.kr/insights/2026-08-17-large-scale-ddos-attacks-disrupted-threema-secure-messaging/</link><pubDate>Mon, 17 Aug 2026 11:37:07 +0000</pubDate><guid>https://curasec.metacog.co.kr/insights/2026-08-17-large-scale-ddos-attacks-disrupted-threema-secure-messaging/</guid><description>&lt;ul>
&lt;li>&lt;strong>Engineer — Skip&lt;/strong>&lt;/li>
&lt;li>&lt;strong>SOC/IR — Learn:&lt;/strong> DDoS campaign against a privacy-focused messaging platform; no IOCs or TTPs published, so no detection work is actionable, but useful context if your organization uses Threema or monitors availability-based attacks.&lt;/li>
&lt;li>&lt;strong>Leader — Skip&lt;/strong>&lt;/li>
&lt;/ul></description></item><item><title>Signal adds Automatic Key Verification to prevent MITM attacks</title><link>https://curasec.metacog.co.kr/insights/2026-08-12-signal-adds-new-security-feature-to-thwart-man-in-the-middle/</link><pubDate>Wed, 12 Aug 2026 11:57:00 +0000</pubDate><guid>https://curasec.metacog.co.kr/insights/2026-08-12-signal-adds-new-security-feature-to-thwart-man-in-the-middle/</guid><description>&lt;ul>
&lt;li>&lt;strong>Engineer — Learn:&lt;/strong> Interesting cryptographic UX approach for key verification — worth noting if your team evaluates secure messaging protocols or builds similar verification flows, but no action required on running systems.&lt;/li>
&lt;li>&lt;strong>SOC/IR — Skip&lt;/strong>&lt;/li>
&lt;li>&lt;strong>Leader — Skip&lt;/strong>&lt;/li>
&lt;/ul></description></item></channel></rss>