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_____ are symmetric keys to encrypt and decrypt information exchanged during the session and to verify its integrity. |
Session keys |
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Which statement is NOT true regarding hierarchical trust models? |
It is designed for use on a large scale. |
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An entity that issues digital certificates is a _____. |
Certificate Authority (CA) |
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Which digital certificate displays the name of the entity behind the website? |
Extended Validation (EV) Certificate |
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_____ performs a real-time lookup of a digital certificate’s status. |
Online Certificate Status Protocol (OCSP) |
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Which trust model has multiple CAs, one of which acts as a facilitator? |
Bridge |
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What entity calls in crypto modules to perform cryptographic tasks? |
Crypto service provider |
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_____ refers to a situation in which keys are managed by a third party, such as a trusted CA. |
Key escrow |
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A digital certificate associates _____. |
the user’s identity with his public key |
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Which of these is considered the strongest cryptographic transport protocol? |
TLS v1.2 |
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Digital certificates can be used for each of these EXCEPT _____. |
to verify the authenticity of the Registration Authorizer |
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Which of the following is NOT a method for strengthening a key? |
Variability |
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A centralized directory of digital certificates is called a(n) _____. |
Certificate Repository (CR) |
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Public key infrastructure (PKI) _____. |
is the management of digital certificates |
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_____ is a protocol for securely accessing a remote computer. |
Secure Shell (SSH) |
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Which of the following block ciphers XORs each block of plaintext with the previous block of ciphertext before being encrypted? |
Cipher Block Chaining (CBC) |
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Which of these is NOT part of the certificate life cycle? |
authorization |
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A(n) _____ is a published set of rules that govern the operation of a PKI. |
certificate policy (CP) |
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What is a value that can be used to ensure that hashed plaintext will not consistently result in the same digest? |
salt |
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The strongest technology that would assure Alice that Bob is the sender of a message is a(n) _____. |
digital certificate |
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