Where does “cryptanalytics” come from?

cryptanalytics (English) comes from English crypt, from Latin crypta, from Ancient Greek κρυπτός, from Ancient Greek κρύπτω, from Proto-Indo-European krāu-.

cryptanalytics (English): The field of cryptanalysis

Definitions

The field of cryptanalysis

Ancestry of “cryptanalytics”, step by step

cryptanalytics traces back through two separate lines of ancestry.

via English crypt

Step	Language	Word	Meaning
1	English	crypt	A cave or cavern; An underground vault,...
2	Latin	crypta	underground passage, tunnel; crypt; underground...
3	Ancient Greek	κρυπτός	concealed, hidden, secret
4	Ancient Greek	κρύπτω	to hide, cover; to conceal, obscure
5	Proto-Indo-European	krāu-	—

via English analytics

Step	Language	Word	Meaning
1	English	analytics	The principles governing any of various forms of...
2	Ancient Greek	ἀναλυτικά	science of analysis

Every word from Proto-Indo-European krāu- →Every word from Ancient Greek κρύπτω →Every word from Ancient Greek κρυπτός →