This is the 1924th most frequent Russian word.
протокол
"Протокол" in English means "protocol" – an official record, procedure, or set of rules.
In this context, "протокол" means 'minutes' or an official record of a meeting.
В ходе встречи был составлен протокол заседания.
During the meeting, minutes of the session were prepared.
Here, "протокол" refers to a set of rules or standards for communication in computer networks.
Протокол связи обеспечивает безопасное соединение с сервером.
The communication protocol ensures a secure connection with the server.
In this usage, "протокол" means a formal or established procedure.