Answer the following questions for Web browser and Web server software: 1. What functions should this software application provide? 2. What functions should this software application prohibit? 3. What controls are necessary to ensure this applications software operates as intended? 4. What steps are necessary to validate that the software operates as intended?

Explanation:

Functions should a software application provide to keep a web browser secured

1) The web browser should always be updated, so kindly keep the "automatic update" option enable on your browser settings so that whenever the browser gets an update, it will be updated automatically.

2) Always keep the third party cookies disabled because there are so many unauthorized and phishing sites over the internet they may lead the browser unsafe and cause very higher security risk so block all the third party sites and cookies from the browser

Functions should a software application prohibit to keep a web browser secured

1) Do not store passwords on your web browser, deny the "store password" option on your browser settings. Even if you store passwords on your web browser do set a very strong master password to access all the stored passwords.

2) Do not click on unwanted, unknown hyperlinks. There will be many unsolicited attachments, PDFs, DOCs, files, etc over the internet so do not open or download it unnecessarily.

Functions should a software application provide to keep a web server secured

1) Always use an application scanner. Whenever you install or download any new applications do scan the application before accessing it.

2) Install all the security patches because there are more number of hackers over the internet so do not deny installing the security patcheds on time.  

Functions should a software application prohibit to keep a web server secured

1) When an application is not in use for long time, better uninstall it because they are actually of no use so do uninstall all the unwanted softwares or applications along with extensions.

2) There may be scripts, files, setups, codes stored on the web server unknowingly so do check it and delete all the sample scripts, files and codes from the web server.