An Organization's Network Security Administrator Has Been Using an SSH

question 131

Multiple Choice

An organization's network security administrator has been using an SSH connection to manage switches and routers for several years. After attempting to connect to a router, an alert appears on the terminal emulation software, warning that the SSH key has changed. After confirming the administrator is using the typical workstation and the router has not been replaced, which of the following are the MOST likely explanations for the warning message? (Choose two.)

• A) The SSH keys were given to another department.
• B) A MITM attack is being performed by an APT.
• C) The terminal emulator does not support SHA-256.
• D) An incorrect username or password was entered.
• E) A key rotation has occurred as a result of an incident.
• F) The workstation is not syncing with the correct NTP server.

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Definitions:

Book Value

The net value of a company's assets minus its liabilities, often used as an estimate of the company's worth.

Common Shares

Equity securities that represent ownership in a corporation, giving shareholders voting rights and a share in the company's profits via dividends.

Dividend Yield

Dividend yield is a financial ratio that indicates how much a company pays out in dividends each year relative to its stock price.

Earnings per Share

A key financial metric that indicates the portion of a company's profit allocated to each outstanding share of common stock.