Computer Science Essay: ISM

ISM
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ISM
1 Discuss the Software as a Service (SaaS) model used in cloud computing.
Software as a service (SaaS) is a software distribution platform where various applications are hosted and availed to users over the internet. The users subscribe to an application instead of purchasing it once and install it. They can log into and use a SaaS application from any compatible device over the internet. These SaaS applications are also known as Web-based software, on-demand software, and hosted software (Salesforce). The framework is comparable to a bank, which reserves the privacy of its users while offering services to a large number of customers. The customers access similar financial services without worrying about anyone accessing the information.
2 How might an attacker misuse a QR code?
QR stands for “Quick Response” and is a code used in various mobile operating systems and contains information about an item on which it is attached. An attacker might misuse a QR code by creating an advertisement for a reputable website, including a QR code that has malicious URL, which redirects the user to a fake website.
3 What is the difference between multi-factor authentication and single-factor authentication?
Single-factor authentication is the most basic form of authentication where a person matches one credential to identify himself and be permitted into a system. The most popular type is the use of a password to a username technique. An example is when one has to log into their email, they may only provide the password and is granted access. On the contrary, a multi-factor authentication combines various factors to create a more secure technique of self-identification. Under this form of identification, the ...