Tag: cryptography

Security+ Pop Quiz: I’ll just use my fingers

Security+ Pop Quiz: I’ll just use my fingers

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Trust Models – CompTIA Security+ SY0-401: 6.3

Trust Models – CompTIA Security+ SY0-401: 6.3

Last modified on September 28th, 2014 at 10:20 am

There are many ways to manage and validate the trust of our encryption keys. In this video, you’ll learn about using CAs, mesh relationships, web-of-trust, and mutual authentication.

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Key Escrow – CompTIA Security+ SY0-401: 6.3

Key Escrow – CompTIA Security+ SY0-401: 6.3

Last modified on May 20th, 2015 at 2:06 pm

The escrow of encryption keys can be a necessary process, but it isn’t without controversy. In this video, you’ll learn the advantages and disadvantages of escrowing your encryption keys.

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Key Registration – CompTIA Security+ SY0-401: 6.3

Key Registration – CompTIA Security+ SY0-401: 6.3

Last modified on May 20th, 2015 at 2:06 pm

If a key is going to be associated with a person, there must be a formal way to validate the association. In this video, you’ll learn about the best practices for registering and assigning encryption keys.

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Public and Private Keys – CompTIA Security+ SY0-401: 6.3

Public and Private Keys – CompTIA Security+ SY0-401: 6.3

Last modified on May 20th, 2015 at 2:06 pm

For asymmetric encryption, you’ll need the public and private key pair for successful encryption and decryption. In this video, I’ll demonstrate the creation of a public and private key pair.

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Key Recovery – CompTIA Security+ SY0-401: 6.3

Key Recovery – CompTIA Security+ SY0-401: 6.3

Last modified on June 13th, 2017 at 10:17 am

If you lose your encryption key, you’ll lose access to all of your data. In this video, you’ll learn about key recovery techniques and how some certificate authorities can manage your encryption keys.

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Public Key Infrastructure – CompTIA Security+ SY0-401: 6.3

Public Key Infrastructure – CompTIA Security+ SY0-401: 6.3

Last modified on September 28th, 2014 at 10:19 am

If you have a large number of devices using a public key infrastructure, you’ll need a way to manage all of the keys in the infrastructure. In this video, you’ll learn about public key infrastructures and the key management lifecycle.

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Digital Certificates – CompTIA Security+ SY0-401: 6.3

Digital Certificates – CompTIA Security+ SY0-401: 6.3

Last modified on May 20th, 2015 at 2:05 pm

We rely on digital certificates for much of the encryption that we use over the Internet. In this video, you’ll learn about digital certificates and what information is contained in a digital certificate.

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Key Revocation – CompTIA Security+ SY0-401: 6.3

Key Revocation – CompTIA Security+ SY0-401: 6.3

Last modified on September 28th, 2014 at 10:19 am

An encryption key may need to be revoked for many reasons. In this video, you’ll learn about automated key revocation and how to revoke keys in a web-of-trust.

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Certificate Authorities – CompTIA Security+ SY0-401: 6.3

Certificate Authorities – CompTIA Security+ SY0-401: 6.3

Last modified on May 20th, 2015 at 2:04 pm

Our browser encryption relies on certificate authorities to maintain the trust of your certificates. In this video, you’ll learn how certificate authorities are used on our computers and the differences between a commercial CA and a private CA.

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