As an interesting application on cloud computing, content-based image retrieval (CBIR) has attracted a lot of attention, but the focus of previous research work was mainly on improving the retrieval performance rather than addressing security issues such as copyrights and user privacy. With an increase of security attacks in the computer networks, these security issues become critical for CBIR systems. In this paper, we propose a novel two-party watermarking protocol that can resolve the issues regarding user rights and privacy.

In recent times, there has been increasing interest in storing data securely in the cloud environment. To provide owners of data stored in the cloud with flexible control over access to their data by other users, we propose a role-based encryption (RBE) scheme for secure cloud storage

Almost every laptop and many desktops have built-in webcams of varying quality. Some people use these religiously to talk to friends, video conference for work and even to shoot short YouTube videos. However, when you are not at home, a webcam can be used as a security camera.

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Turn Your Webcam into a Security Camera

Previously in our series, we reviewed several settings that you should pay special attention to, in order to customize your Facebook account to your own individual security and privacy preferences. In the final part of our series, we will conclude by reviewing the rest of the features that Facebook offers.

The rest is here:
In-Depth Review of Every Facebook Security and Privacy Setting Part 3

Previously, we explained and reviewed several Facebook settings that you can adjust to your own personal preferences to make Facebook more or less secure.

Read more:
In-Depth Review of Every Facebook Security and Privacy Setting Part 2