Key technology analysis of file sharing in encrypted cloud storage
Source: Internet
Author: User
KeywordsCloud storage cloud storage access control attribute based encryption
Key technology analysis of file sharing in encrypted cloud storage
Zhang Jidong Shoda
As the concept of cloud computing becomes popular, cloud storage is also being mentioned more and more. Cloud storage is widely supported and focused on its low-cost, scalable features, but it also poses new security concerns: In most cases, users do not fully trust the cloud storage service provider, which requires data encryption to ensure the confidentiality of the data. In the existing access control technology based on ciphertext, the data owner (owner) needs to maintain and release the data key for each user, so the owner end will become the bottleneck of application in the case of many users.
Key technology analysis of file sharing in encrypted cloud storage
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