Secure text editor?

Joseph Oreste Bruni jbruni at
Fri May 11 17:39:14 CEST 2007

It is a requirement that the files themselves be encrypted  
individually or would it suffice to use an encrypted file system?

Since you are only encrypting in place and not transferring the  
documents to another individual, there is probably no need to use  
public-key encryption. Any tool that does AES-128 or the like would  

On Mac OS X, I have the ability to use an encrypted disk image in  
which to store various documents, but I'm not aware of any editors  
that do explicit encryption/decryption as part of their read/write  

On May 11, 2007, at 5:53 AM, Peter Lebbing wrote:

> Hello all,
> I want to have a text file with personal data in it, which I  
> encrypt to
> myself, and decrypt to view and edit. However, to do that securely,  
> I need
> an editor which will not leak the text in any way, so locking it's  
> pages in
> memory so they won't be swapped out, and other angles of attack. In  
> short,
> an editor written with security in mind, suitable for editing  
> sensitive
> data. It's okay if it does that on plaintext files, I suppose, I  
> can encrypt
> and wipe the original to get rid of that, or do I miss something  
> there?
> My workstation runs Windows, but I think I would prefer a tool that  
> works
> under Linux too (possibly under Cygwin in Windows). It would be  
> cool if it
> integrated with GnuPG so I don't have to manually en- and decrypt,  
> but it's
> not a demand unless, like I said, I missed some vector of attack.
> Does anybody know an editor that's up to the job?
> Regards,
> Peter Lebbing.

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