The New Oil<p>The <a href="https://mastodon.thenewoil.org/tags/NSA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NSA</span></a>’s “Fifty Years of Mathematical <a href="https://mastodon.thenewoil.org/tags/Cryptanalysis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Cryptanalysis</span></a> (1937–1987)”</p><p><a href="https://www.schneier.com/blog/archives/2025/05/the-nsas-fifty-years-of-mathematical-cryptanalysis-1937-1987.html" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">schneier.com/blog/archives/202</span><span class="invisible">5/05/the-nsas-fifty-years-of-mathematical-cryptanalysis-1937-1987.html</span></a></p><p><a href="https://mastodon.thenewoil.org/tags/cybersecurity" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>cybersecurity</span></a> <a href="https://mastodon.thenewoil.org/tags/cryptography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>cryptography</span></a></p>