The security of VPS hosting is nearly on par thereupon of a fanatical physical server. The VPS is independent of the other VPSes on an equivalent physical host as if it were a separate machine, but poor security measures taken by the owner of one VPS could affect others on an equivalent physical server. However, this possibility is far less likely than with shared hosting.
The security of cloud hosting is additionally quite high. All servers have a separate place. However, the web-based nature of the infrastructure makes it more susceptible to attacks. The physical distribution of servers may cause security issues. In addition, the data present is housed in many locations. It may not be possible to comply with some regulations on data security.
Thus, both Cloud and VPS have their own advantages and disadvantages and you need to decide which option you choose according to your website requirements.
Many companies today provide you with great hosting solutions for your website. For more information regarding which hosting solution will be best for your site contact Quantazone and look at the plans, they have on the plate for you.