The cryptic cloud: Can cloud encryption operate effectively right now?
December 23, 2014
Grazed from CloudComputing.net. Author: Pedro Venda.
Encryption in the digital world is akin to a safe in the physical world. Data is locked away and can only be seen by those who have the correct key. Among other things, encryption is what provides an assurance of confidentiality in data security and it is fast gaining ground in the cloud. But is encrypted data therefore more secure? Not if your keys are transferred in the clear, duplicated or mismanaged.
Data that goes to the public cloud is usually transferred securely and files are not kept on public web servers, so the obvious security measures are there. But once it gets to the storage server, data is beyond the user’s reach or control. It may be stored unencrypted or not, it may be read by the service administrator or not…
It may be delivered to influential third parties, such as governments or associated agencies, or not. It may be compromised if the servers are broken into or it may be accessed if the servers are physically hijacked…
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