But no more, for there is an easy way to make sure this tragedy never befalls you or your friendly neighborhood bike enthusiasts. It’s called the “Dutch Reach,” and all you have to do to execute it is open your car door with your hand that is farthest from the door. This motion forces you to twist your body towards the street, letting you see if there are any oncoming cyclists.

While Nmap was once a Unix-only tool, a Windows version was released in 2000 and has since become the second most popular Nmap platform (behind Linux). Scanner Comparison What is the Difference Between Nipper Studio and Scanning Based Solutions? It’s as simple as this. Vulnerability scanning tools mimic an attack. Learn how to create an Apache self signed certificate to secure your Apache web server with SSL for free.

It’s a quick trick that takes no extra time at all, and could literally save a life.

How to Create and Install an Apache Self Signed Certificate. SSL is an essential part of creating a secure Apache site. SSL certificates allow you encrypt all the traffic sent to and from your Apache web site to prevent others from viewing all of the traffic. It uses public key cryptography to establish a secure connection. This means that anything encrypted with a public key (the SSL certificate) can only be decrypted with the private key (stored only on the server) and vice versa. When to Use a Self Signed Certificate.

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You should never use a self signed certificate on an e- commerce site or any site that transfers valuable personal information like credit cards, social security numbers, etc. An SSL certificate is necessary for more than just distributing the public key: if it is signed by a trusted third- party, it verifies the identity of the server so clients know they aren’t sending their information (encrypted or not) to the wrong person. So what is a self signed certificate? It is a certificate that is signed by itself rather than a trusted third party.

Isn’t that bad? In most cases, yes. You will almost never want to use a self signed certificate on a public Apache server that requires anonymous visitors to connect to your site because they could easily become a victim of a man- in- the- middle attack. However, self signed certificates have their place: Self signed certificates can be used on an Apache development server. There is no need to spend extra cash buying a trusted certificate when you are just developing or testing an application. Best Software For Math Teachers here.

Self signed certificates can be used on an intranet. When clients only have to go through a local intranet to get to the server, there is virtually no chance of a man- in- the- middle attack. Self signed certificates can be used on personal sites with few visitors. If you have a small personal site that transfers non- critical information, there is very little incentive for someone to attack the connection. Just keep in mind that visitors will see a warning in their browsers (like the one below) when connecting to an Apache site that uses a self signed certificate until it is permanently stored in their certificate store. You should never use a self signed certificate on an e- commerce site or any site that transfers valuable personal information like credit cards, social security numbers, etc.

Just lay down a few dollars on a trusted cheap SSL certificate or a free SSL certificate. Generate Your Apache Self Signed Certificate. Great! So now you know when to use an Apache self signed certificate and when not to. Now, let’s create one: First, we need to make sure Open.

SSL is installed. If you are installing the self signed certificates on Windows, grab the Windows version of Open.

SSL (If you get an error when you run the installer, you may need to download the Visual C++ 2. Redistributables listed on that page first).

If you are on another type of server, try running “openssl” on the command line to see if Open. SSL is already installed. If it is not, you will need to download a package or compile it from its source. Once you have Open.

SSL installed, just run this one command to create an Apache self signed certificate: openssl req - x. You will be prompted to enter your organizational information and a common name.

The common name should be the fully qualified domain name for the site you are securing (www. You can leave the email address, challenge password, and optional company name blank. When the command is finished running, it will create two files: a mysitename. Install Your Self Signed Certificate. Now, you just need to configure your Apache virtual host to use the SSL certificate. If you only have one Apache virtual host to secure and you have an ssl.

Otherwise, you will need to make a copy of the existing non- secure virtual host, paste it below, and change the port from port 8. Close Window From Another Window Javascript Events. Open your Apache configuration file in a text editor.

Depending on your operating system and Apache version, it will be located in different places but you will usually find it at /etc/httpd/httpd. On a Windows machine, you will usually find it at C: \Program Files\Apache\Apache. In most cases, you will find the < Virtual. Host> blocks in a separate file in a directory like /etc/httpd/vhosts. Add the lines in bold below. Save the changes and exit the text editor.

Restart your Apache web server using one of the following commands: /usr/local/apache/bin/apachectl startssl/usr/local/apache/bin/apachectl restart. Learn more about installing a certificate in Apache. Check the Apache Self Signed Certificate Installation. If the Apache site is public, you can use our SSL Checker to verify that it is installed correctly (ignoring the warning that it is not trusted because it is self signed). Otherwise, just go to the website in your web browser using https in the address bar (https: //www.

For more information on generating an Apache self signed certificate, see the following links: Originally posted on Sat Oct 1.