Member Avatar for bstylez

I have a xp home edition OP system.

I was wondering If I had a file (notepad, word, etc) that i wanted to password protect, is it possible? In other words, others can see the file, but they can't open it without the correct password.

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Quick summary for anyone landing here later: the built‑in "Send to → Compressed (zipped) folder" on XP is convenient but not cryptographically strong; for anything you care about, use a modern encryption method or an encrypted container instead. See the specific options below and why they matter. (Thanks to , and for suggesting archive/convert routes, and to for raising the weakness concern.)

If you want a quick, practical fix on XP without extra cost: use 7‑Zip and create a 7z archive set to AES‑256. Pick Archive format = 7z, Encryption method = AES-256, enter a long passphrase, and—if you want to hide filenames—enable header/file‑name encryption. That gives far stronger protection than legacy ZIP/“Send to” passwording. 7‑Zip implements AES‑256 and header encryption; details are on the 7‑Zip page and basic header options are documented in tutorials. 7‑Zip 7z format (AES‑256). How to enable header/filename encryption (-mhe).

Why not the Windows ZIP password? The classic ZIP (ZipCrypto / ZIP 2.0) encryption is a legacy method with known practical attacks; it’s treated as insecure by security practitioners and should not be used for sensitive files. Legacy ZIP (ZipCrypto) is considered broken.

If you need stronger, system‑level protection (or want a vault that mounts like a disk), use an encrypted container or full‑disk/volume tool such as VeraCrypt — it creates file containers or encrypted partitions and protects filenames and contents together. Back up headers/keys and the rescue data VeraCrypt documents explain this. VeraCrypt FAQ / user guide.

Notes and cautions:

  • EFS (Encrypting File System) exists on Windows Professional editions and ties encryption to the user account (XP Home does not include EFS). Backup certificates/keys or designate a recovery agent before relying on EFS. EFS overview / behavior.
  • Strong passphrases matter more than weird punctuation; prefer a long, unique passphrase and consider a password manager. See modern guidance on memorized secrets. NIST guidance on memorized secrets.
  • If you still run Windows XP, be aware Microsoft ended support in April 2014 — the OS no longer gets security updates, so protecting sensitive data on an XP machine has extra risk. Windows XP end of support (April 8, 2014).

Practical checklist before you delete originals: create the encrypted archive/container; open it to verify you can decrypt it; back up your password or key (securely); then securely delete the original unencrypted file.

Recommended Answers

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Member Avatar for compdoc

I think the easiest way to do that would be to compress the file with a zip utility such as 7zip or powerarchiver and you can add a password to the zip file. there are other more complicated ways to hide and password protect a notepad file but I cant remember right now how to do it I will have look it up.

there also may be some software that you can use to password protect files you would just have to do a search.

Member Avatar for jbennet

yeah you have to use 3rd party software.Only xp pro offers stuff like that built in

Member Avatar for bobbyraw

only a 3rd party software will allow you to do that. or you can conver the codument to adobe PDF format and lock the document. a very neat freeware is filelock you can down load

Member Avatar for jbennet

and just to warn you , the encryption built into winzip and word is terrible

Member Avatar for bstylez

I didn't want to download any programs so I right clicked my file, > sent to a compressed zip file > Went to "File" > "add a password". Works just like I wanted!

Thanks for all the input ladies n gents! :cool:

Member Avatar for jbennet

yeah but thats weak

Member Avatar for bstylez

Anybody using my computer doesn't know how to crack it..

By thew way, since you say that's weak, I'm assuming you mean YOU could hack it. So how do you do it?

Member Avatar for jbennet

winzip crackers are freely available. A good one can crack a dictionary based password on a modern (2gb ram, dual core) system in under 2 mins, or am 8 letter alphanumeric one in under 10 mins

Member Avatar for bstylez

A dictionary password is weak, If someone made a password like that, they obviously don't know about creating "strong" passwords. A combination of capital n lower case letters, along with alpha and numeric characters, @ least 8 characters.. should be strong enough. NO ?

Member Avatar for jbennet

i just tried it with "t?T5uBru" - cracked in 6 mins on a pentium D. under 4 mins on my core2

Member Avatar for bstylez

So ok, it's that simple. You recommended earlier, third party software. That software can't be cracked with winzip?

And If not, why not? What's going on behind the scenes there.....

By the way, how does winzip work? I mean, how does it know what password you need cracked?

Member Avatar for dvana

Won't ANY password protection be vulnerable to these kind of password cracking programs? I mean, short of using a keyfob or thumbprint or retinal scan (all of which would seem to be overkill for securing a wordpad document unless it contaned launch codes) most encryption is going to be vulnerable to any of a dozen crackers, isn't it? If that's the case, why not use a simple method?
Then again, perhaps my ignorance is showing.

Member Avatar for jbennet

the fact is that zip encryption is trivial to break. A script kiddie with no technical expertise could do it in minutes.

Member Avatar for Doctor Inferno

There are softwares out there to crack passwords created by compressing software, but it requires a lot of time to crack the passwords, what's more the success rate of cracking the password is low.

Here is how you can add a password to MS Word documents, File >> Save As >> Tools >> General Options >> and from there on everything is self explanatory. You can choose just to password-protect it or also password to modify it.

Hope this Helps!

Member Avatar for jbennet

but it requires a lot of time to crack the passwords, what's more the success rate of cracking the password is low.

word passwords can be cracked by opening in openoffice

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