cipher
gb/sˈaɪfɚ/ us/sˈaɪfɚ/
B2
Anh
rejtjel, titkosírás, rejtjeles üzenet, titkosító algoritmus, rejtjelező algoritmus, jelentéktelen figura, üres figura, cypher, freestyle kör, rejtjelez, titkosít, nulla
DANH TỪ
B2
1
rejtjel
B2
titkosírás
B2
Mẫu sử dụng:
a cipher; use [a] cipher; write [something] in cipher
The spies used a simple cipher to send messages over the radio.
A kémek egy egyszerű rejtjelet használtak, hogy rádión üzenjenek.
The cipher replaced each letter with the one three places later in the alphabet.
Ez a rejtjel minden betűt az ábécében utána következő harmadik betűvel helyettesített.
Without the key, the cipher was very hard to break.
Ví dụ cho người học
We made a cipher for our secret club.
Készítettünk egy rejtjelet a titkos klubunk számára.
This cipher changes A to D.
Ez a rejtjel az A betűt D-re cseréli.
Lỗi thường gặp:
Do not confuse cipher with decipher: decipher means to read or solve a cipher.
Nghĩa
secret code system
Cụm từ đi kèm
secret cipher
|simple cipher
|complex cipher
|substitution cipher
|cipher key
|break a cipher
|crack a cipher
|solve a cipher
|use a cipher
|write in cipher
Từ đồng nghĩa
code (broader and more common in everyday English)
|
cryptosystem (more technical and usually used in modern cryptography)
Từ trái nghĩa
plain language (ordinary understandable language, not secret writing)
|
plaintext (the readable original text before encryption)
Chủ đề
communication
|secrecy
|language
|puzzles
Định nghĩa
A secret code used to hide the meaning of a message.
A system of secret writing that changes letters, numbers, or words so that only someone with the method or key can read the message.
DANH TỪ
B2
2
rejtjel
B2
Mẫu sử dụng:
solve [a] cipher; [a] cipher says [something]
The treasure map had a cipher at the bottom.
A kincses térkép alján egy rejtjeles üzenet volt.
She solved the cipher and discovered the hidden password.
Megfejtette a rejtjeles üzenetet, és felfedezte az elrejtett jelszót.
A strange cipher was carved into the stone wall.
Ví dụ cho người học
Can you solve this cipher?
Meg tudod fejteni ezt a rejtjelet?
The cipher says, “Open the door.”
A rejtjeles üzenet azt mondja: „Nyisd ki az ajtót.”
Lỗi thường gặp:
Cipher can mean either the secret-code system or the coded message itself; context decides.
Nghĩa
coded message or puzzle
Cụm từ đi kèm
solve a cipher
|decode a cipher
|hidden cipher
|mysterious cipher
|cipher puzzle
|cipher on a map
|cipher in a notebook
Từ đồng nghĩa
cryptogram (often a puzzle or short text written in code)
|
coded message (clearer and less technical)
Từ trái nghĩa
plaintext (a message in its readable, uncoded form)
Chủ đề
puzzles
|communication
|secrecy
Định nghĩa
A hidden message that you must solve to read.
A message, text, or puzzle written using a secret code.
DANH TỪ
C1
TECHNICAL
3
Mẫu sử dụng:
[type] cipher; [software/system] uses [a] cipher
The security library supports several modern ciphers.
A biztonsági könyvtár több modern titkosító algoritmust támogat.
A weak cipher can leave stored data exposed to attackers.
Egy gyenge titkosító algoritmus miatt a tárolt adatok hozzáférhetővé válhatnak a támadók számára.
Modern ciphers are designed to resist known methods of attack.
Ví dụ cho người học
This program uses a strong cipher.
Ez a program erős titkosító algoritmust használ.
Old ciphers may not be safe today.
A régi titkosító algoritmusok ma már nem biztos, hogy biztonságosak.
Lỗi thường gặp:
A cipher is not the same as a password or key; the key is used with the cipher.
Nghĩa
encryption algorithm
Cụm từ đi kèm
modern cipher
|strong cipher
|weak cipher
|symmetric cipher
|block cipher
|stream cipher
|cipher algorithm
|cipher implementation
|cipher mode
|encryption cipher
Từ đồng nghĩa
encryption algorithm (more explicit and common in general technical explanation)
|
cryptographic algorithm (broader; can include algorithms not used directly for encryption)
Chủ đề
cybersecurity
|computing
|technology
|cryptography
Định nghĩa
In computer security, a cipher is the method that turns readable data into protected data and back again.
An algorithm used to encrypt and decrypt digital information, especially in computer security.
DANH TỪ
C2
FORMAL
4
Mẫu sử dụng:
[someone/something] is [a] cipher; [a] mere cipher
To many voters, the new minister seemed like a cipher with no clear views of her own.
Sok választó szemében az új miniszter jelentéktelen figurának tűnt, akinek nem voltak saját, világos nézetei.
In the novel, the husband is almost a cipher, present but emotionally blank.
A regényben a férj szinte csak egy üres figura: jelen van, de érzelmileg üres.
The committee treated the local residents as ciphers rather than as people with real concerns.
Ví dụ cho người học
He felt like a cipher in the huge company.
Úgy érezte, csak egy jelentéktelen figura a hatalmas cégnél.
She was not a cipher; she had real power.
Nem volt jelentéktelen figura; valódi hatalma volt.
Lỗi thường gặp:
This sense is formal and dismissive; in everyday speech, people usually say nobody or nonentity.
Nghĩa
unimportant person or thing
Cụm từ đi kèm
mere cipher
|political cipher
|social cipher
|remain a cipher
|seem like a cipher
|treated as a cipher
Từ đồng nghĩa
nonentity (strongly suggests someone has no importance)
|
nobody (informal and more direct)
|
figurehead (has a title or visible role but little real power)
Từ trái nghĩa
somebody (informal word for an important or influential person)
|
power broker (someone with real influence behind decisions)
Chủ đề
society
|politics
|people
|evaluation
Định nghĩa
A person or thing that seems unimportant or has no real influence.
A person, organization, or thing that seems to have no real power, importance, or individuality.
DANH TỪ
C1
SLANG
5
cypher
C1
Mẫu sử dụng:
a cipher; join [a] cipher; perform in [a] cipher
Local rappers joined the cipher and traded freestyle verses.
A helyi rapperek beálltak a cypherbe, és freestyle sorokkal felelgettek egymásnak.
The dancers formed a cipher in the middle of the room.
A táncosok a szoba közepén cyphert alakítottak.
The video shows a late-night cipher outside the club.
Ví dụ cho người học
They formed a rap cipher.
Egy rap cyphert alkottak.
She danced in the cipher.
A cypherben táncolt.
Lỗi thường gặp:
This sense is often spelled cypher, especially in hip-hop contexts.
Nghĩa
freestyle performance circle
Cụm từ đi kèm
rap cipher
|freestyle cipher
|hip-hop cipher
|dance cipher
|join a cipher
|form a cipher
|perform in a cipher
|cipher circle
Từ đồng nghĩa
cypher (more common spelling for this hip-hop sense)
|
freestyle circle (clear descriptive phrase, less established as a term)
Chủ đề
music
|hip_hop
|dance
|performance
Định nghĩa
A circle where hip-hop performers take turns rapping, beatboxing, or dancing.
An informal circle or gathering in which rappers, beatboxers, or dancers take turns performing, especially freestyle.
ĐỘNG TỪ
C2
TECHNICAL
6
Mẫu sử dụng:
cipher [a message/text]; cipher [something] with [a key]
The instructions explain how to cipher a message by shifting each letter three places.
Az útmutató elmagyarázza, hogyan lehet egy üzenetet úgy rejtjelezni, hogy minden betűt három hellyel eltolunk.
Before sending the report, the operator ciphered the text with a daily key.
Mielőtt elküldte a jelentést, a kezelő napi kulccsal rejtjelezte a szöveget.
The classroom tool can cipher short messages and then decode them again.
Ví dụ cho người học
They ciphered the note before sending it.
A cetlit elküldés előtt rejtjelezték.
Can you cipher this message?
Tudod rejtjelezni ezt az üzenetet?
Lỗi thường gặp:
The verb cipher is uncommon in modern English; encrypt, encode, or encipher is usually more natural.
Nghĩa
encode in secret code
Cụm từ đi kèm
cipher a message
|cipher the text
|cipher a note
|cipher with a key
|cipher and decipher
Từ đồng nghĩa
encrypt (more common for digital data)
|
encode (broader; does not always mean secret)
|
encipher (more precise but also formal or technical)
Từ trái nghĩa
decipher (to read or solve a coded message)
|
decrypt (to convert encrypted digital data back into readable form)
Chủ đề
communication
|secrecy
|cybersecurity
|writing
Định nghĩa
To change a message into a secret code.
To write or convert a message into a cipher; to encrypt or encode it.
DANH TỪ
C2
ARCHAIC
7
nulla
A1
Mẫu sử dụng:
a cipher; a row of ciphers
Some eighteenth-century arithmetic books call zero a cipher.
Néhány 18. századi számtankönyv a nullát „cipher”-nek nevezi.
The ledger showed a one followed by three ciphers.
A főkönyvben egy egyes után három nulla állt.
In this old text, cipher simply means the numeral 0.
Ví dụ cho người học
In old books, cipher can mean zero.
Régi könyvekben a cipher jelentheti a nullát.
Lỗi thường gặp:
In modern English, say zero, not cipher, unless you are discussing older or literary usage.
Nghĩa
zero numeral
Cụm từ đi kèm
a row of ciphers
|a cipher after a number
|nought and cipher
Từ đồng nghĩa
zero (the normal modern word)
|
nought (chiefly British or old-fashioned in many contexts)
Từ trái nghĩa
nonzero number (any number other than zero)
Chủ đề
numbers
|mathematics
|history
Định nghĩa
In old-fashioned English, cipher can mean zero.
The numeral 0; a zero.
Ngữ pháp
Dạng từ điển
cipher
IPA
GB/sˈaɪfɚ/
US/sˈaɪfɚ/
Âm tiết và trọng âm
cipher (1 âm tiết)
Stress on 1st syllable (cipher)
Các dạng từ
Noun
- Base: cipher
- Plural: cipher, ciphers
Verb
- Base: cipher
- 3rd Person Singular: ciphers
- Present Participle: ciphering
- Past: ciphered
Cách diễn đạt
block cipher
1/blˈɑk sˈaɪfɚ/
fixed phrase
technical
fixed-block encryption cipher
A method that encrypts chunks of data of a fixed size.
Ví dụ
- AES is a widely used block cipher.
- A block cipher needs a mode of operation to handle messages longer than one block.
- The system used a block cipher to encrypt stored records.
Ví dụ cho người học
- AES is a block cipher.
- A block cipher works on blocks of data.
caesar cipher
1/sˈizɚ sˈaɪfɚ/
fixed phrase
simple letter-shift cipher
A simple code that shifts every letter by the same number of places.
Ví dụ
- Students often learn the Caesar cipher by shifting each letter three places.
- A Caesar cipher is easy to break because there are only a few possible shifts.
- The puzzle used a Caesar cipher, so B stood for E.
Ví dụ cho người học
- We used a Caesar cipher in class.
- In this Caesar cipher, A becomes D.
cipher key
1/sˈaɪfɚ kˈi/
fixed phrase
key for a cipher
The information you need to make or read a coded message.
Ví dụ
- The detective found the cipher key hidden inside the diary.
- Without the cipher key, the coded letter made no sense.
- The escape-room team needed a cipher key to read the final clue.
Ví dụ cho người học
- We need the cipher key to read this note.
- The cipher key says 1 means A.
cipher suite
1/sˈaɪfɚ swˈit/
fixed phrase
technical
set of security algorithms
A group of security methods that a browser and server agree to use.
Ví dụ
- The server was configured to reject outdated cipher suites.
- During the handshake, the browser and server choose a compatible cipher suite.
- Security auditors recommended disabling several weak cipher suites.
Ví dụ cho người học
- The server supports modern cipher suites.
- Old cipher suites can be unsafe.
ciphertext
1/sˈaɪfɚtˌɛkst/
fixed phrase
technical
encrypted text or data
Data that has been changed into unreadable encrypted form.
Ví dụ
- The program converts the password into ciphertext before storing it.
- Anyone who intercepted the file would see only ciphertext.
- The attacker had the ciphertext but not the key needed to decrypt it.
Ví dụ cho người học
- Ciphertext is not easy to read.
- The app turns the message into ciphertext.
in cipher
1/ˈɪn sˈaɪfɚ/
fixed phrase
formal
written in code
Written in a secret code.
Ví dụ
- The letter was written in cipher and could not be read without the key.
- Several pages of the diary were in cipher.
- The ambassador sent the warning in cipher.
Ví dụ cho người học
- The note is in cipher.
- They wrote the message in cipher.
stream cipher
1/stɹˈim sˈaɪfɚ/
fixed phrase
technical
continuous-data encryption cipher
A method that encrypts data continuously instead of in fixed blocks.
Ví dụ
- A stream cipher can be efficient for real-time communication.
- The protocol once relied on a stream cipher that is now considered weak.
- Unlike a block cipher, a stream cipher processes data continuously.
Ví dụ cho người học
- A stream cipher works on a flow of data.
- Some stream ciphers are very fast.
substitution cipher
1/sˌʌbstɪtˈuʃən sˈaɪfɚ/
fixed phrase
technical
code using symbol replacement
A simple code where each letter or group of letters in a message is always changed into another letter or group of letters.
Ví dụ
- The Caesar cipher is a basic substitution cipher.
- In a substitution cipher, frequency analysis can help break the code.
- The puzzle used a simple substitution cipher to hide the message.
substitution cipher
1/sˌʌbstɪtˈuʃən sˈaɪfɚ/
fixed phrase
replacement-based cipher
A code that hides a message by replacing each letter or symbol with another one.
Ví dụ
- The newspaper puzzle was a substitution cipher with a different symbol for every letter.
- Frequency analysis can help solve a simple substitution cipher.
- She created a substitution cipher for the escape-room clue.
Ví dụ cho người học
- This substitution cipher uses numbers for letters.
- We solved the substitution cipher together.