http://mindprod.com/jgloss/cipher.html Here’s how to encrypt and decrypt a message using CipherOutputStream/ CipherInputStream The methods used are all part of Sun’s JCE. Sun’s JCE documenation is all but useless. You pretty well have to Google the web to find sample code to use these methods for particular algorithms and block modes. Pay attention to string encoding/decoding and padding issues.
http://mindprod.com/jgloss/cipher.html Here’s how to encrypt and decrypt a message using CipherOutputStream/ CipherInputStream The methods used are all part of Sun’s JCE. Sun’s JCE documenation is all but useless. You pretty well have to Google the web to find sample code to use these methods for particular algorithms and block modes. Pay attention to string encoding/decoding and padding issues.
http://tirania.org/blog/archive/2011/Apr-19.html “This announcement means that Dropbox never had any mechanism to prevent employees from accessing your files, and it means that Dropbox never had the crypto smarts to ensure the privacy of your files and never had the smarts to only decrypt the files for you. It turns out, they keep their keys on their servers, and anyone with clearance at Dropbox or anyone that manages to hack into their servers would be able to get access to your files. " – ehh, a way to go dropbox :-( / noted at https://lwn.net/Articles/438401/ ...
http://news.electricalchemy.net/2009/10/cracking-passwords-in-cloud.html article tells you that using elcomsoft tools, you can brute-force PGP pass-phrase in ~120 days for ~$9K on 10 EC2 instances.
http://www.howtoforge.com/encrypted-root-lvm Article shows how to encrypt LVM physical voulme partition.
http://md5.crysm.net/ useful for simple things; some cool links