PCTips Box

There is no way to guarantee complete security on a wireless network. However, there are precautions you can take to help minimize security risks when you use a wireless network.

• Whenever possible, only connect to wireless networks that require a network security key or have some other form of security, such as a certificate. The information sent over these networks is encrypted, which can help protect your computer from unauthorized access. When you view available wireless networks in Connect to a Network, you’ll see text indicating if a wireless network has security enabled or not. (more…)

Translates pdf documents into html format.Translates pdf files into HTML or XML formats, combined with png images. Supports encrypted pdf files.There is a program called pdftohtml to convert pdf to html file.In ubuntu gutsy this package in bundled with poppler-utils so we need to install this package.

Install poppler-utils in Ubuntu

sudo aptitude install poppler-utils

This will complete the installation

Using pdftohtml

pdftohtml Syntax (more…)

Files that have been protected using EFS are encrypted at the file-system level. The benefit of this is that the files can only be opened by the user with the appropriate private key and certificate. Even if you were to reinstall the operating system, the files would still be inaccessible.

You can encrypt a file using the steps listed below. An important point to remember is that a file can not be both encrypted and compressed. If compression is enabled, it will be disable when encryption is enabled.

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