encrypt
v.to change information into a secret code so that only people with a special key can read it. You do this to keep your data safe from hackers.
v.to convert data into a coded form to prevent unauthorised access. Transitive — requires a direct object representing the data or message being protected.
“You should encrypt your files before sending them over the internet.”
“The messaging app automatically encrypts all conversations to ensure that only the sender and receiver can view the content.”
“Advanced encryption protocols are essential for securing financial transactions, as they ensure that sensitive data remains indecipherable to anyone intercepting the signal during transmission.”
From en- + -crypt, from Ancient Greek κρυπτός (kruptós, literally “hidden, concealed, private, secret”).
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.