Tag Archives: Security

Freemind is a Mind mapping tool which is free of cost. Most of my project and  plannings are managed by this tool. Try it if you have not started using mind mapping tools. It is easy to go through a presentations or meetings. Currently my file has lot of  personal details which are not sharable. This lead me to think …

PSCP is a command line application which is a free implementation  of scp for win 32 platform  . This tool is used for securely copying between computer systems. It uses the SSH (secure shell) protocol, which makes it impossible for other people on the network to snoop on your password or on the data you are transferring. PSCP can run …

When Linux server boots up a large amount of services keeps running in its background . Some services are essential to the operation of your server, while other services are considered non-essential and will cause no problems to your server by disabling them.  Some services takes a lot of time and may affect the working of some of your applications. …

In an organization where when a server goes live an administrator would need to create a users with variable privileges . Some users will have special permissions with root credentials. We here are trying to block that privileged users from direct ssh log in. To Deny a User Open /etc/ssh/sshd_config file: # vi /etc/ssh/sshd_config Append following names (directives): DenyUsers username …

Most of the applications are using standard ports, some cases user or application will assign different ports for the application. For example Port 80 is the default port for IIS, if you are trying to start a different web applications it will say error message like “port 80 already in use” . Or you start the third-party web application before …

This is a Remote code execution vulnerability of internet explorer. Attackers can install Trojan virus without their knowledge. Many attack incidents are reported in Chinese sites.

Here is a list of Online Anti-virus scanners from popular antivirus software vendors. And it is not a substitute for antivirus software’s. But sometimes virus corrupt the antivirus and even we cant install or reinstall a new antivirus. Also if your current antivirus is not detecting & cleaning the virus, in this situations you can use online antivirus scanners. Most …

PuTTY Connection Manager is a free PuTTY Client Add-on. It can store sensitive information’s like IP address username and passwords of our Servers and Network switches. We can save even commands and scripts in the Connection manager database. Once a connection create and save in the database anyone can access that server without user id and password. It is not …