Sigmund and Veronica work for a company which uses S/MIME. …

Sigmund and Veronica work for a company which uses S/MIME.  Reese works for a company that does NOT use S/MIME.  Sigmund wants to send a single message to both Veronica and Reese andprove that he sent the message.  The content of the message is not sensitive.  What S/MIME type should be used for Sigmund’s message?   Explain your choice.  

Most SNMP messages follow the typical client‑server paradigm…

Most SNMP messages follow the typical client‑server paradigm (where the client sends a request and the server sends a response) but one SNMP message type is quite different.  State the name of this different message type, explain how it is used, and provide a real‑life example where it might be used (as discussed in a lecture in this course).   

A TLS session is using a cipher suite which has “_SHA” as it…

A TLS session is using a cipher suite which has “_SHA” as its last four characters.  Explain how a message from the browser to the server will be authenticated, as discussed in this course. Be sure to explain any key(s) used in the authentication process.  Note: Do not explain the workings of the authentication algorithm.  This question is about the use of that algorithm within TLS. 

In this course we described a typical configuration for a fi…

In this course we described a typical configuration for a firewall.  The configuration has 3 subnetworks, commonly called “zones”.  In the lectures, we discussed a configuration using 1 firewall to protectthe 3 zones and another configuration using 2 firewalls to protect the zones.  What is the configuration called when using 2 firewalls?