af Айнаш Омарова 3 år siden
272
ШИФРОВАНИЕ ДАННЫХ
Шифрование данных является важным аспектом информационной безопасности, включающим в себя различные методы и алгоритмы. Основные типы шифрования включают симметричное и асимметричное.
af Айнаш Омарова 3 år siden
272
Mere som dette
Tenses demonstrate the time of actions centered around the subject of the sentence. These actions are called verbs and change according to tenses.
There are four Future tenses:
Future Continuous is used:
Adverb used with Future Continuous:
Structure:
Will + Subject + Be +Verb-ING?
e.g. Will you be having fun at the party?
Электронная подпись
Асимметричное шифрование
Type in your own examples or you can also choose from the examples below.
Form of word "to be":
Form of word "to have":
RSA
Diffie-Hellman
Structure:
Subject + Won’t Be + Verb-ING
e.g. He won’t be having fun at the party.
Симметричное шифрование
Type in your own examples or you can also choose from the examples below.
Form of word "to be":
Form of word "to have":
Поточное
Международный алгоритм шифрования данных (IDEA)
Расширенный стандарт шифрования (AES)
Блочное
Стандарт шифрования данных (DES)
Structure:
Subject + Will Be + Verb-ING
e.g. You will be having fun at the party.
Хэширование
Type in your own examples or you can also choose from the examples below.
Form of verb 'to be':
Form of verb 'to have':
Secure Hashing Algorithm (SHA)
Message Digest 5 (MD5)
Future Simple is used:
There are four Past tenses:
Past Perfect Continuous is used:
Some adverbs used with Past Perfect Continuous:
Structure:
Had + Subject + been Verb-ING?
e.g. How long had they been living in London before moving here?
Structure:
Subject + hadn’t been/had not been + Verb-ING
e.g. I was tired because I hadn't been sleeping.
Structure:
Subject + had been + Verb-ING
e.g. They had been talking for over an hour before I arrived.
Past Perfect Simple is used for:
The Past Perfect tense is not normally used alone. It is used to denote the earlier of two past actions. We use Past Simple for the latter action.
Some adverbs used with Past Perfect Simple:
Structure:
Had + Subject + Past Participle?
e.g. Had they met Sarah before the party?
Structure:
Subject + hadn’t (had not) + Past Participle
e.g. They hadn’t met Julia before the party.
Structure:
Subject + had + Past Participle
e.g. They had already met Julia before the party.
Past Continuous is used for:
Some adverbs used with Past Continuous:
Structure:
Was/ were + Verb-ING?
e.g. Were you studying when she called?
Structure:
Subject + wasn’t (was not)/ weren’t (were not) + Verb-ING
e.g. You were not studying when she called.
Structure:
Subject + was/ were + Verb-ING
e.g. You were studying when she called.
Past simple expresses:
Some adverbs used with Past Simple:
Structure:
Subject + did not/didn’t + Base Form of the Verb
e.g. They didn’t like my food.
Structure:
Subject + Verb in Past Simple (2nd form)
e.g. They lived in Spain three years ago.
There are four Present tenses:
Present Continuous is used to indicate the ongoing time (now).
Some adverbs used with Present Continuous:
Present Simple is used for:
Some adverbs used with Present Simple:
