What is a cryptocurrency wire transfer?

Inquiring minds want to know: what precisely is a cryptocurrency wire transfer? Is it a secure and efficient way to transfer digital currencies across the globe? Does it utilize traditional banking systems or rely solely on blockchain technology? Does it involve fees that vary depending on the amount and destination? And how does it compare to other methods of cryptocurrency transactions, such as peer-to-peer transfers or exchanges? Answers to these questions would help us understand the intricacies of this financial tool and how it can be used to facilitate cross-border payments and transactions in the digital age.