MICRO-COURSE

Security Foundations & Cryptography

Security Foundations & Cryptography: 13 short lessons, one for each concept. Confidentiality, integrity, availability, threat modeling, attack surfaces, defense in depth, least privilege, encryption, hashing, digital signatures, certificates, key management, and secure randomness.

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01 / WATCH

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02 / UNDERSTAND

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Confidentiality, integrity, availability, threat modeling, attack surfaces, defense in depth, least privilege, encryption, hashing, digital signatures, certificates, key management, and secure randomness.

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Concept scope

03 / TRY IT

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Choose one question about Security Foundations & Cryptography that you want to answer.
Write down a small example, its inputs or starting point, and the result you expect.
Explain your reasoning and note what you would like reviewed in a live or 1:1 session.

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A short example, reasoning and an open question

Check your understanding

Explain the concept in your own words and identify where it fits in the subject.
Show one small example, the expected result and the reasoning behind it.
Record one limitation or edge case and a question to discuss with a mentor.

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CONTINUE WITH ONE CONCEPT

Explore 13 focused topics.

Each topic opens its own micro-course, with its learning guide, recording status and session requests.

13 results1–12

Lesson

Confidentiality

A short lesson on confidentiality from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

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Lesson

Integrity

A short lesson on integrity from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

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Lesson

Availability

A short lesson on availability from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

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Lesson

Threat modeling

A short lesson on threat modeling from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

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Lesson

Attack surfaces

A short lesson on attack surfaces from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

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Lesson

Defense in depth

A short lesson on defense in depth from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

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Lesson

Least privilege

A short lesson on least privilege from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

Open lesson

Lesson

Encryption

A short lesson on encryption from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

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Lesson

Hashing

A short lesson on hashing from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

Open lesson

Lesson

Digital signatures

A short lesson on digital signatures from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

Open lesson

Lesson

Certificates

A short lesson on certificates from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

Open lesson

Lesson

Key management

A short lesson on key management from the Security Foundations & Cryptography micro course: what it is, where it shows up in real systems, and a practical example you can apply.

Open lesson

Security Foundations & Cryptography

Recorded video

Start with the topic guide.

Concept scope

Prepare a focused example

Check your understanding

Need a walkthrough?Stay with this topic.

Request a live session for this topic.

Explore 13 focused topics.

Confidentiality

Integrity

Availability

Threat modeling

Attack surfaces

Defense in depth

Least privilege

Encryption

Hashing

Digital signatures

Certificates

Key management

Need a walkthrough?
Stay with this topic.