Question

I need anyone help me solve these questions !! The answers should be your own word, NO Plagiarism !!

Please do not copy from a book or from the same site or from other students' answers. The work should be your own answers.

Please do not answer the handwriting and be a computer writing NO NO handwriting answers.

TO NO considered AS Plagiarism

3-Emaiis themost preferred-way of communication in many sectors-currently various threats to the information technologyframework.Explainin thevarious techniques (at least to protect the messages sent over emails.

Answer 1

E Mail is most common communication mechanism in todays connected world of information technology. However it is prone to various threats while communicating over Email beyond organisations boundries. The most important of these which can damage the IT infrastructure are:

• ?By sending email the sender can capture sensitive information about another user or organisation. This information can further be used to attack individual user or organisation for malicious intent. It may pretend to be a user which may not be right source of e mail. This information can be used to damage user or organistion.
• It may get unauthorised access of the network or computing resources of organisation. Attack organisation information resources and send proprietry sensitive information outside over email. This may intentional malicious activity which may lead to legal actions to companies.

Techniques to protect messages for e mail communication: The following are the main techniques for safeguards the messages:

• Security controls, policies, authorised access and awareness across organisation about security threats and severity of its harm.
• Securing Email server, client and transmission of information through securty techniques like encryption, PKI, secured http protocols. In addition to this installing secured environment like firewall, intrusion detection, prevention and alerting mechanism can help avoid such threats.
• Secured user login sessions, authentication of users. Encryption of e mail data before sending on internet.