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Should all locks have keys? Phones, Castles, Encryption, and You.

3,297,720 views

CGP Grey

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (UK)

Speech Time:

110%
  • 5:08 / 4:38

Speech Rate:

  • 177 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

burglars

/ˈbərɡlər/

noun other

person who commits burglary. Thief who enters a building with intent to steal.

constrained

/kənˈstrānd/

adjective verb

forced or overly controlled. To make someone do something by strong persuasion.

constraints

/kənˈstrānt/

noun other

limitation or restriction. Things that prevent you moving/acting restrictions.

protect

/prəˈtekt/

verb

To defend someone or something from harm or danger.

physical

/ˈfizik(ə)l/

adjective noun

Concerning things that can be seen or touched. Health check at the doctors' or hospital.

getting

/ɡet/

verb

To obtain, receive or be given something.

physically

/ˈfizik(ə)lē/

adverb

In a manner related to the body.

digital

/ˈdijidl/

adjective

Using electronic signals or computers.

combinations

/ˌkämbəˈnāSH(ə)n/

noun other

joining or merging of different parts. Acts or results of mixing things together.

searching

/ˈsərCHiNG/

adjective verb

thoroughly scrutinizing. To look carefully for someone or something.

through

/THro͞o/

adjective adverb preposition

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. moving in one side and out of other side of.

minutes

/ˈminit/

noun other

sixty seconds. Notes taken at meetings to record what was said.

attacked

/əˈtak/

verb

take military action against.

encryption

/inˈkripSH(ə)n/

noun

Scrambling data into a code so it is hard to read.

locking

/läk/

verb

To use a key, code so others can't open something.

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