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SSL/TLS certificate

Term Key terms bank Y12 Programming for the Web

Also listed as: SSL certificate; SSL and TLS

Definition

SSL certificate Y12 Programming for the Web Term

A digital certificate issued by a trusted certificate authority that proves a website's identity and contains its public key, enabling HTTPS.

Example: The padlock shows a valid SSL certificate.

Found in: school notes.

SSL and TLS Y12 Programming for the Web Term

Secure Sockets Layer and Transport Layer Security encrypt data in transit and authenticate the server; TLS is the modern replacement for SSL. They secure other protocols (HTTP becomes HTTPS).

Example: TLS encrypts the connection.

Found in: syllabus, sample exam and familiarisation guidelines, school notes.

Short version to memorise (key terms bank)

Proves a site's identity and enables HTTPS.

Where it is used in the test

Syllabus area: Y12 Programming for the Web.

Question types it can appear in

Where it has appeared in the paper

Programming for the Web (Part A). Part letters follow each paper’s own layout.

Related past questions

These are the questions the flashcard set links to this term. Open each one and compare your answer with its marking criteria.

Study links

How to use it in an answer

A model sentence

General advice, built from the definition and example above

“A digital certificate issued by a trusted certificate authority that proves a website's identity and contains its public key, enabling HTTPS.” Then apply it: The padlock shows a valid SSL certificate.

In a short answer, give the definition in your own words first, then tie it to the situation in the question. Do not copy the example above unless it fits the scenario.

Command words used with it

From the linked past questions
  • Identify: Recognise and name. (2025 HSC Q6 (1 mark): Web protocols)

Technique for the question types

Common mistakes

General advice
  • Use the term exactly as the syllabus words it, then link it to the scenario in the question; the 2025 feedback repeatedly rewards using the stimulus.
  • Answer the command word: outline gives main points only, explain gives a reason or cause, discuss gives both sides.

Same group in the syllabus: Encryption algorithm · Encryption key · Plain text and cipher text · Symmetric encryption · Asymmetric encryption · Hash value · Digital signature · Authentication and authorisation (web) · HTTP and HTTPS · TCP/IP · FTP and SFTP · IMAP, POP3 and SMTP · Port

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