+Signals Intelligence (SIGINT) gathers vital information by intercepting signals, a crucial discipline within [Intelligence](/wiki/Intelligence). It involves the collection, processing, and analysis of electronic transmissions, often requiring sophisticated [Codebreaking](/wiki/Codebreaking) to uncover hidden meanings and secure communications. This practice is essential for national security, providing insights into capabilities and intentions.
+## See also
+- [Electronic Warfare](/wiki/Electronic_Warfare)
+- [Surveillance](/wiki/Surveillance)
+- [Cybersecurity](/wiki/Cybersecurity)
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