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<strong>2019-06-22</strong>
</header>
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- <div class="document" id="private-contact-discovery">
-<h1 class="title">Private Contact Discovery</h1>
+ <div class="document">
+
<p>Private Contact Discovery (PCD) is the formal name for the problem modern smartphone messenger applications have on
installation: Given a user's address book, find out which of their contacts also use the same messenger without the
@@ -67,7 +67,7 @@ users benefit from improved privacy, but your company might be able to avoid a b
accountability issues by simply not producing as much sensitive data in the first place.</p>
</div>
</main><footer>
- Copyright © 2023 Jan Sebastian Götte
+ Copyright © 2025 Jan Sebastian Götte
/ <a href="/about/">About</a>
/ <a href="/imprint/">Imprint</a>
</footer>