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AR15.COM
5/19/2013 4:58:55 PM EDT
A friend had recommended WinZip, but the newest version gets not good reviews on Cnet. I have a Windows 7 computer. If the software's free, so much the better.

Thanks!
5/19/2013 5:00:59 PM EDT
[#1]
7-zip
5/19/2013 5:04:29 PM EDT
[#2]
Quoted:
7-zip


Yep
5/19/2013 5:04:58 PM EDT
[#3]
Winrar
5/19/2013 5:05:23 PM EDT
[#4]
Are you wanting to compress files or archive them? The 2 topics are related, but not completely.



I archive my files on an external harddrive, and I don't use any type of compression. It's an exact copy of the files that are on my laptop.  I use a free program called Allway Sync that keeps track of new, deleted, and changed files, and when I run it, it only copies the stuff that changed.
5/19/2013 5:14:51 PM EDT
[#5]
Quoted:
Are you wanting to compress files or archive them? The 2 topics are related, but not completely.

I archive my files on an external harddrive, and I don't use any type of compression. It's an exact copy of the files that are on my laptop.  I use a free program called Allway Sync that keeps track of new, deleted, and changed files, and when I run it, it only copies the stuff that changed.


I'm scanning important documents (contents of wallet, birth certificate, passport, car title, etc.) to have a digital copy in an emergency. I wanted to encrypt them and put them on a flash drive. Or would using True Crypt on the entire flash drive be a better idea?
5/19/2013 5:21:31 PM EDT
[#6]
Is it not a built in feature?  Right click - Send To - Compressed (zipped) folder ??
5/19/2013 5:24:21 PM EDT
[#7]
7-zip
5/19/2013 5:27:45 PM EDT
[#8]
Quoted:
Is it not a built in feature?  Right click - Send To - Compressed (zipped) folder ??


Didn't even know that was there. However, when I go under properties > advanced attributes, it does not allow me to check the box for encrypting file contents. That is grayed out.
5/19/2013 5:30:09 PM EDT
[#9]
Quoted:
Quoted:
Are you wanting to compress files or archive them? The 2 topics are related, but not completely.

I archive my files on an external harddrive, and I don't use any type of compression. It's an exact copy of the files that are on my laptop.  I use a free program called Allway Sync that keeps track of new, deleted, and changed files, and when I run it, it only copies the stuff that changed.


I'm scanning important documents (contents of wallet, birth certificate, passport, car title, etc.) to have a digital copy in an emergency. I wanted to encrypt them and put them on a flash drive. Or would using True Crypt on the entire flash drive be a better idea?


Don't true crypt the entire thing. The is will bitch every time you plug it in. Create a true crypt file and leave enough space for a decompressed copy of true crypt.
5/19/2013 5:30:57 PM EDT
[#10]
Quoted:
Quoted:
Is it not a built in feature?  Right click - Send To - Compressed (zipped) folder ??


Didn't even know that was there. However, when I go under properties > advanced attributes, it does not allow me to check the box for encrypting file contents. That is grayed out.
Then it looks like 7zip is the answer you seek

5/19/2013 5:32:18 PM EDT
[#11]



Quoted:



Quoted:

Are you wanting to compress files or archive them? The 2 topics are related, but not completely.



I archive my files on an external harddrive, and I don't use any type of compression. It's an exact copy of the files that are on my laptop.  I use a free program called Allway Sync that keeps track of new, deleted, and changed files, and when I run it, it only copies the stuff that changed.




I'm scanning important documents (contents of wallet, birth certificate, passport, car title, etc.) to have a digital copy in an emergency. I wanted to encrypt them and put them on a flash drive. Or would using True Crypt on the entire flash drive be a better idea?


Use a TrueCrypt container for _most_ of the flash drive and put a copy of TrueCrypt for Linux/Unix/Mac/Windows on the rest of the space unencrypted.

 



Then make two copies of it.




If you are scanning and NOT doing OCR software on the documents,  you aren't going to get much if at all compression by zipping the files up.  The only use that will do is make it a single file rather than a bunch of them.




Images don't compress well, and there often is already some compression built into the image format.  It's not worth bothering to do.  Just get a bigger flash drive or be more choosy about what you put on it.
5/19/2013 5:41:00 PM EDT
[#12]
Quoted:

Quoted:
Quoted:
Are you wanting to compress files or archive them? The 2 topics are related, but not completely.

I archive my files on an external harddrive, and I don't use any type of compression. It's an exact copy of the files that are on my laptop.  I use a free program called Allway Sync that keeps track of new, deleted, and changed files, and when I run it, it only copies the stuff that changed.


I'm scanning important documents (contents of wallet, birth certificate, passport, car title, etc.) to have a digital copy in an emergency. I wanted to encrypt them and put them on a flash drive. Or would using True Crypt on the entire flash drive be a better idea?

Use a TrueCrypt container for _most_ of the flash drive and put a copy of TrueCrypt for Linux/Unix/Mac/Windows on the rest of the space unencrypted.  

Then make two copies of it.

If you are scanning and NOT doing OCR software on the documents,  you aren't going to get much if at all compression by zipping the files up.  The only use that will do is make it a single file rather than a bunch of them.

Images don't compress well, and there often is already some compression built into the image format.  It's not worth bothering to do.  Just get a bigger flash drive or be more choosy about what you put on it.


Thank you. I've got an 8G flash drive, so that should be plenty of space. I'm putting a ton of stuff on it. How much space should I leave *unencrypted*?
5/19/2013 5:49:23 PM EDT
[#13]
Quoted:
Quoted:

Quoted:
Quoted:
Are you wanting to compress files or archive them? The 2 topics are related, but not completely.

I archive my files on an external harddrive, and I don't use any type of compression. It's an exact copy of the files that are on my laptop.  I use a free program called Allway Sync that keeps track of new, deleted, and changed files, and when I run it, it only copies the stuff that changed.


I'm scanning important documents (contents of wallet, birth certificate, passport, car title, etc.) to have a digital copy in an emergency. I wanted to encrypt them and put them on a flash drive. Or would using True Crypt on the entire flash drive be a better idea?

Use a TrueCrypt container for _most_ of the flash drive and put a copy of TrueCrypt for Linux/Unix/Mac/Windows on the rest of the space unencrypted.  

Then make two copies of it.

If you are scanning and NOT doing OCR software on the documents,  you aren't going to get much if at all compression by zipping the files up.  The only use that will do is make it a single file rather than a bunch of them.

Images don't compress well, and there often is already some compression built into the image format.  It's not worth bothering to do.  Just get a bigger flash drive or be more choosy about what you put on it.


Thank you. I've got an 8G flash drive, so that should be plenty of space. I'm putting a ton of stuff on it. How much space should I leave *unencrypted*?


400meg should do it.
5/19/2013 5:50:21 PM EDT
[#14]
7zip
5/19/2013 6:16:31 PM EDT
[#15]
PDF files are already compressed.
5/19/2013 6:17:11 PM EDT
[#16]
7-zip for unzipping.



Truecrypt to create a secure container.