C# - Unzip Password Protected File?

Jul 6, 2010

how to unzip a password protected file using dotnetzip or sharpziplib (if the password is not known).

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Similar Messages:

Security :: Specify Password For A Password Protected Ppt File Through Vb.net?

Jan 27, 2010

Am trying to open a .pps/.ppt file through my vb.net code.....due to secure reasons this file is password protected,

However i will not like the end user to put a password when accessing through my application.

Hence i want to pass a password as a parameter while open such a password protected file.

Here is my code.

Reference URL: http://support.microsoft.com/kb/303717/EN-US/
Dim oApp As Microsoft.Office.Interop.PowerPoint.Application
Dim oPres As Microsoft.Office.Interop.PowerPoint.Presentation
Dim objpresset As Microsoft.Office.Interop.PowerPoint.Presentations
oPres = objpresset.Open(filename, Microsoft.Office.Core.MsoTriState.msoCTrue, Microsoft.Office.Core.MsoTriState.msoCTrue, Microsoft.Office.Core.MsoTriState.msoCTrue)

Where can i provide password while opening a ppt file...

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How To Create Password Protected Zip File

Feb 25, 2011

With the System.IO.Compression i am able to convert a file to zip but how to make it password protected. I dont want to use any third-party library or dll. Is it possible to make a file password protected within c#. do not provide the link that doesn't meet above scenario.

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Writing To A File Which Can Be Password Protected?

Mar 10, 2011

i have table data which i am currently writing to an excel file, but i need to be able to securely password protect the file. Ive been told excel passwords are easy to break, so is there another file type which i can dynamically write to and password protect for emailing elsewhere (and requiring receiver to type password in to access it)?

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Can Zippackage Class Be Used To Find Content Inside A Password Protected Zip File

May 18, 2010

can Zippackage class be used to find content inside a password protected zip file, if not can it be done without using any 3rd party api.

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Web Forms :: How To Read Zip File Without Unzip It

Jun 1, 2010

I have a zip file, I want to check the folders and files inside it but I do not want to unzip it because it maybe large, is it possible to do that?

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Web Forms :: Download FTP Zip File And Unzip To Local PC?

Nov 25, 2010

downloading latest Zip file from a FTP location and UnZIP it by saving to a particular location using VB.NET GipStream or some other method. I prefer not to use any 3rd party controls.

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Controls :: Unzip (Extract) Zip File From Folder Using C#

May 7, 2015

I am using this article [URL] .....

My question is on how to unzip file without the file upload, since there's no fieupload, the file will manually code behind.

For example:

file.zip, then it will be unzip in the folder files.

The file.zip is fixed in code behind.

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How To Make A Folder Password Protected In IIS

Jun 24, 2010

I have a website that has anonymous authentication enabled. Now for a particular folder I want the users to be logged in with a userid and password. The user id and password is going to be same for everyone.

Eg user id is TEST and Password is answer. How can I do that?

I went in to that folder ->properties->directory security->edit-> And I disabled the anonymous access

But where should I add the User Id and Password? Under which option.

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Can't Upload To Password Protected Directory?

Dec 16, 2010

I'm running IIS 6 with ASP.NET 2.0.I enabled windows authentication for a folder in a website and gave permissions to a user. When I navigate to the page, the passowrd prompt pops up as expected and when entered correctly, the page loads. The page contains a file upload control. When I try to upload a file, the password prompt keeps popping up. ultimately it ends up as a 401 error. The user account does have write permissions to the floder, so I'm not understanding why I can get to the page with the credentials, but can't upload anything to that folder.

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Controls :: How To Open Password Protected PDF

May 7, 2015

How to open Password Protected Pdf file directly in adobe reader when password is provided through code.

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Web Forms :: Generate Password Protected PDF

Feb 14, 2013

how can we attached secure PDF to mail in asp.net ...(Means when we attache any pdf to mail after getting mail at d opening of pdf it should ask password..)

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Making Web.config Password Protected And Use It In Application?

Jun 18, 2010

I want to make my web.config password protected so that external users do not open it. But my application should be able to access. Is there any way to do this?

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Export Password Protected Pdf From Crystal Report?

Jan 5, 2011

How to export password protected pdf file from crystal report

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Web.config Location Tag - Want All The Pages Password Protected

Mar 21, 2011

I'm looking to deploy a web app and I have a simple question about the <location> tag of the web.config file. For the moment, I want all the pages to be password protected and I've created a simple login page with the login object. I've put all my .aspx file in a directory called AppMyPages and I've put this in the config file:

<location path="AppMyPages">
<system.web>
<authorization>
<allow roles="tester" />
[code]...

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How To Send Password Protected Attachment / Pdf With Sending Email

May 11, 2010

I have completed sending attachment/pdf with email.

I have to send password protected attachment/pdf while sending email so that reciepeint should be asked to enter password while opening attachment/pdf and he will open attachment/pdf only after entering password.

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C# - Query Data From A Password Protected Https Website?

Apr 14, 2010

I'd like my application to query a csv file from a secure website. Currently I have the user login to the site, manually query the csv, and have my application load the file locally. I'd like to automate this by having the user enter his login information, authenticating him on the website, and querying the data. The application is written in C# .NET. The url of the site is: https://www2.emidas.com/default.asp.

I've tested the following code already and am able to access the file once the user has already authenticated himself and created a manual query.

System.Net.WebClient Client = new WebClient();
Stream strm = Client.OpenRead("https://www3.emidas.com/users/<username>/file.csv");

Here is the request sent to the site for authentication. I've angle bracketed the real userid and password.

POST /pwdVal.asp HTTP/1.1
Accept: image/jpeg, application/x-ms-application, image/gif, application/xaml+xml, image/pjpeg, application/x-ms-xbap, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, application/x-shockwave-flash, */*
User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; InfoPath.2; Tablet PC 2.0; OfficeLiveConnector.1.4; OfficeLivePatch.1.3; .NET4.0C; .NET4.0E)
Content-Type: application/x-www-form-urlencoded
Accept-Encoding: gzip, deflate
Cookie: ASPSESSIONID<unsure if this data contained password info so removed>; ClientId=<username>
Host: www3.emidas.com
Content-Length: 36
Connection: Keep-Alive
Cache-Control: no-cache
Accept-Language: en-US
client_id=<username>&password=<password>

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VS 2010 - Connect To Password Protected Shared Location For Access DB

Jun 28, 2013

I would like to connect to a password protected shared location that has an access database using an ASP page. I have the user name and password needed to connect to the shared location but I am not sure how to set up the connection string in order to get this done. The access database I would like to connect to does not need a username or password, only the shared location does.

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Forms Data Controls :: Show The Password Protected PDF Programatically Using C# While Downloading

Jun 24, 2010

Here My Requirement is that i need to download a Secured PDF Files(Password Protected) from the server without entering the password manually...

I want to do it using my program..

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Security :: Hiding Password Protected Text In Almost All Kind Of Images Without Disturbing Its View?

Mar 25, 2010

i just want simple mechanism to make images update at my website copyright protected, so i want to protect them witht the password. any of the techinque will do , i just want the iamges to be password protected so that i can dignose whether the uploaded image is not from my site.

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SSL In HttpContext.Current.Response / Transmission File Protected By SSL?

Sep 21, 2010

In ASP.NET, if a file was downloaded on a page that was protected by SSL, through a server-side postback that writes to HttpContext.Current.Response.OutputStream, is the transmission that file ALSO protected by SSL?

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Security ::redirect If A Folder Is Protected By A Web.config File?

Jun 9, 2010

There are some folders in my application that are only accessible by users in certain roles.In order to protect the contents of these folders, I placed web.config files in them which look like so:

[Code...]

Also,in the main web.config file, I have this configured:

[Code...]

However,when I try to access a folder that I'm not authorized to access, I'm not being redirected to unauthorized.aspx page as indicated in the main web.config. Instead,I'm getting sent to the login page.Any idea what I'm doing wrong? Here's the authentication section from the main web.config:

[Code...]

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VS 2010 - Login With Program To Access File In Protected Directory

Dec 23, 2011

I want to protect a directory in my web hosting and I want to know how can I login in this directory with my program to access to a file. I try to navigate to this file but the webbrowser show error 404.

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Security :: Change Password Not Functioning / Password Incorrect Or New Password Invalid

Mar 14, 2011

I can recover my password but when I try to change my password to something a bit easier to remember it gives me:

Password incorrect or New Password invalid. New Password length minimum: 7. Non-alphanumeric characters required: 1.

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Web Forms :: Reset Password" Form, The First Text Box Set With TextMode Set To "Password" Is Populated With The Users Saved Password?

Mar 11, 2011

When a user that has their IE set to save passwords hits my "Reset Password" form, the first text box set with TextMode set to "Password" is populated with the users saved password. Understandable, this is not the affect I would like as this is their "old" password. I cannot set the text of a text box with mode set to "Password" (naturally). Does someone know how to suppress or clear this value when IE is saving passwords?

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