a network of computers infected with malware that are controlled remotely by a hacker
сеть компьютеров, заражённых вредоносным ПО, которые контролируются удалённо хакером (set' komp'yuterov, zarazhonnykh vredonosnym PO, kotorye kontrolyuruyutsya udal'yonnym khakerom)
"The hacker used the botnet to launch a massive DDoS attack on the server."
"Хакер использовал ботнет для проведения массированного DDoS-атака на сервер." (Khaker ispol'zoval **botnet** dlya provedeniya massirovannogo DDoS-ataki na server)
stay calm; don’t get angry or impatient
to be so worried or confused that you do not know what to do
too surprising or shocking to believe
a sudden outpouring of creative ideas
a sudden realization or new idea
to think in a similar way as someone else