Erik van Straten<p><span class="h-card" translate="no"><a href="https://infosec.exchange/@sans_isc" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>sans_isc</span></a></span> : even if <a href="https://i5c.us" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">i5c.us</span><span class="invisible"></span></a> does *not* appear to be a regular URL-shortening service, nothing in it's domain name convinces me it's not. Perhaps they're offering *you* a free service that *visitors* pay for with a loss of privacy.</p><p>I do not want to, and simply cannot (I apologize for my intelligence not being artificial) remember all possible aliases of <a href="https://isc.sans.edu" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">isc.sans.edu</span><span class="invisible"></span></a> - in order to prevent from being fooled or phished.</p><p>Why is this not as stupid as Microsoft (microsoft.com) asking their customers to log in to:</p><p>&nbsp;&nbsp;&nbsp;login.microsoftonline.com</p><p>instead of somehing like:</p><p>&nbsp;&nbsp;&nbsp;login.customer.microsoft.com</p><p>?&nbsp;&nbsp;<a href="https://infosec.exchange/tags/WhatWereTheySmoking" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>WhatWereTheySmoking</span></a></p><p>Mastodon has its own, IMO excellent built-in URL-shortening system for the final link you asked us to visit:</p><p>&nbsp;&nbsp;&nbsp;<a href="https://isc.sans.edu/diary/31136" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">isc.sans.edu/diary/31136</span><span class="invisible"></span></a></p><p>In fact, the full link to that article is automatically shortened by Mastodon fine too:</p><p>&nbsp;&nbsp;&nbsp;<a href="https://isc.sans.edu/diary/Tracking%20Proxy%20Scans%20with%20IPv4.Games/31136" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">isc.sans.edu/diary/Tracking%20</span><span class="invisible">Proxy%20Scans%20with%20IPv4.Games/31136</span></a></p><p>I juste posted additional reasons in a toot to Margarita Estévez-Abe in <a href="https://infosec.exchange/@ErikvanStraten/112887650119094186" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">infosec.exchange/@ErikvanStrat</span><span class="invisible">en/112887650119094186</span></a>.</p><p>Let's all do our best to make the internet a safer place!</p><p><span class="h-card" translate="no"><a href="https://mastodon.social/@JapanProf" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>JapanProf</span></a></span> </p><p><a href="https://infosec.exchange/tags/URLShorteners" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>URLShorteners</span></a> <a href="https://infosec.exchange/tags/LinkShorteners" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LinkShorteners</span></a> <a href="https://infosec.exchange/tags/URLShorteningServices" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>URLShorteningServices</span></a> <a href="https://infosec.exchange/tags/Privacy" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Privacy</span></a> <a href="https://infosec.exchange/tags/MaliciousLinks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MaliciousLinks</span></a> <a href="https://infosec.exchange/tags/MaliciousWebsites" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MaliciousWebsites</span></a> <a href="https://infosec.exchange/tags/MaliciousURLs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MaliciousURLs</span></a> <a href="https://infosec.exchange/tags/Espionage" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Espionage</span></a> <a href="https://infosec.exchange/tags/Spying" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Spying</span></a> <a href="https://infosec.exchange/tags/Tracking" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Tracking</span></a> <a href="https://infosec.exchange/tags/Advertising" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Advertising</span></a> <a href="https://infosec.exchange/tags/Marketing" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Marketing</span></a> <a href="https://infosec.exchange/tags/PII" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>PII</span></a> <a href="https://infosec.exchange/tags/Trust" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Trust</span></a> <a href="https://infosec.exchange/tags/Hijacking" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Hijacking</span></a> <a href="https://infosec.exchange/tags/Impostors" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Impostors</span></a> <a href="https://infosec.exchange/tags/Impersonation" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Impersonation</span></a> <a href="https://infosec.exchange/tags/Authentic" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Authentic</span></a> <a href="https://infosec.exchange/tags/Authenticity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Authenticity</span></a> <a href="https://infosec.exchange/tags/Awareness" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Awareness</span></a> <a href="https://infosec.exchange/tags/SecurityAwareness" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SecurityAwareness</span></a> <a href="https://infosec.exchange/tags/CyberSecurityAwareness" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>CyberSecurityAwareness</span></a> <a href="https://infosec.exchange/tags/InternetCancer" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>InternetCancer</span></a></p>