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IEC 61000: “Electromagnetic Compatibility--”
IEC 61000 is a major umbrella standard that encompasses a wide range of documents within it, covering limits and test methods for a variety of scenarios.
LISN Explainer
LISNs are used in multiple different test methods, with different names and characteristics. What the heck are they, anyway?
MIL-STD-461: “Requirements for the Control of Electromagnetic Interference Characteristics of Subsystems and Equipment”
MIL-STD-461 is one of the core EMC standards, having evolved with military applications since WWII. It is widely used in the aerospace and defense sectors.