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PKCS # 7 digital envelope will be defined as a term, and carried out in the text of the following explanation: digital envelope containing the encrypted content and encrypted key used to encrypt the content. Although the frequent use of the recipient's public key to encrypt the "encryption key", but not required, you can also use the sender and receiver pre-shared symmetric key to encrypt. When the receiver receives digital envelope, the first pre-shared key used to decrypt the private key or getting the "encryption key", then the key to decrypt the ciphertext to obtain the original.
closeXchange Digital Envelope Technology Do you rely on your IT, your protocols and security features? The following severe data problems have been disclosed with the last 2 weeks: 1. 12/16/2010: Backdoor found in HP Network storage solution. An undocumented feature integrated into the Hewlett Packard's MSA 2000 G3 storage solution enables unauthorized users access beyond administrator level. A HP spokesperson claims that this 'feature' was integrated to be able to 'help' HP customers. 2. 12/16/2010: FBI Backdoor in IPSecimplementation? The German Heise computer magazine reports, that the FBI might have been able to sneak a severe security breach into the IPSec framework, the backbone of several security solutions designed to provide data protection, authenticity and integrity. This would enable the FBI and other organizations to access and to manipulate IPsec 'protected' data. 3. 12/13/2010: The wellknown and popular Gizmodo, Gawker Deadspin, Kotaku, Jezebel, I09, Jalopnik, Lifehacker blogs and servers were hacked by unknown parties: All internal data was compromised, more than 1.3 million passwords were stolen. Question: Which of those security breaches would have compromised closeXchange data? Answer: None. closeXchange's Digital Envelope Technology provides militarygrade encryption of all data, pointto point, from the sender all the way to the destination. Without additional software, without complicated key management, for every modern computer and operating system – everywhere. You don't need to rely on promises or server based security protocols anymore – because closeXchange provides easy to use, flexible and highly secure alternatives: • Double transparent encryption with different autogenerated passwords and wellknown, proven technologies: Rijndael (Advanced Encryption Standard) and TwoFish – directly on your own computer – your data is never without protection; • Flexible and easy to use: Simple webenvironment and without additional software; • No USB sticks necessary and without complicated PGP or S/MIME key management; You have expensive firewalls, filters and other protection technology. The closeXchange environment is the logical enhancement that allows your to securely exchange or store all of your data locally or into the cloud. Info und kostenloser Test: www.closexchange.com (c) 2010 closeXchange – Hermetos Datendienste GmbH (iG) – Alle Rechte vorbehalten.
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