KrackHack

This is the default purple background while login on my ubuntu 18.04...                                    Default ubunut 18.04 login background This blog is going to show you how to change the purple login screen background on your ubuntu 18.04. After getting into lots of trouble and almost breaking my OS i was able to change it to something spidery which you can see in the video below. Links for the wallpapers that i've used are given at the end of this blog, you can download them if you want the same feel as shown in the video or be ready with your own png format images that you wanna see behind login screen. NOTE: sorry for the folks who won't be able to play the clip in their firefox browser..i suggest to use google chrome for that. if you're on windows, firefox uses the Media Foundation to decode MP4 videos and you may not be getting update for Media foundation.. while the Ubuntu user facing issues in firefox playing videos from the blog, can run the following

Now most of the time when you are going to share the files over mail to your friend or someone. you face the issue that gmail can't attach the file with mail because it may contain virus or spam or something...you will be given the option for sending the mail without attachment. why basically it happens because google has automated its own email checking bot type virus scanner, which scans for the threats in the files that you are sending and if it finds any malicious content that can harm the users system environment it will block it from sending. in order send your mail without getting it detected by gmail Virus scanner. what to do bypass scanner is just follow the steps..  1. Open the file in winzip or gzip file compressor.  2. Compress it with the password. (even with the password one time compressed file can be detected by gmail scanner..)  3. Take the compressed file and compress it again. (just to be sure...)  4. now attach the double compressed file in attachmen

Connecting to the wifi:- Here in this post we are going to talk about how one can connect their system to the wireless network available in their vicinity. To do so, start the network manager that will cofigure the /etc/resolv.conf file for dns, Most of the people face the issue of can not find resolv.conf or can not resolve the host about which we are going to talk in the post later. provided, follow the steps to connect to wifi and PING google.com just to be sure that your packets are getting transmitted and being recieved at the other side. write the following commands at the terminal in the sequence... STEPS:-   term@terminal:~$ sudo ifconfig -a        //this will give you all the NIC           //available for your pc. lets say your wireless adapter is 'wlp0' term@terminal:~$ sudo ifconfig wlp0 up //setting the adapter to up and listening term@terminal:~$ sudo iwlist wlp0 scanning //this will give you the list of the available wifi networks select the one your want