The find command is very useful for locating files on your Linux filesystem. Below is an example of wildcards to locate files in the /boot directory. ubuntu@ip-172-31-20-16:~$ sudo find /boot -name "vm*" /boot/vmlinuz-3.13.0-44-genericubuntu@ip-172-31-20-16:~$ sudo find /boot -name "vm*" /boot/vmlinuz-3.13.0-44-generic Here I am searching the whole / filesystem for a set…
Read MoreSony pictures serves were recently hacked and some files were stolen. Apparently, there was a single folder named “Passwords” and this contained all of the files that were stolen. Apparently a DVDrip of the movie Fury was downloaded as well as countless passwords and other files. 47,000 social security numbers…
Read MoreThis is the sample command I am using to download my OpenVPN keys from a remote VPN server to allow me to setup a local connection. And to backup the keys safely. [1]homer@deusexmachina ~ $ scp -i Goku.pem -P 443 [email protected]:/home/ubuntu/easy-rsa/keys/*.* /home/homer/vpn/ 01.pem 100% 5589 5.5KB/s 00:00 ca.crt 100% 1736…
Read MoreThis video shows how to use the SFTP command on Linux and transfer files easily. How to use sftp to retrieve files from a remote Linux server securely. https://securitronlinux.com/debian-testing/how-to-use-sftp-to-retrieve-files-from-a-remote-linux-server-securely/. Copy a file from one UNIX/Linux machine to another using the sftp utility. https://securitronlinux.com/debian-testing/copy-a-file-from-one-unixlinux-machine-to-another-using-the-sftp-utility/. How to upload files to your Amazon…
Read MoreThe lynis tool for Kali Linux allows you to scan your computer system for security vulnerabilities. Execute this command as root and this will allow you to find out if you have any problems with your installation. root@kali:/home/homer# lynis –check-all [ Lynis 1.4.1 ] ################################################################################ Lynis comes with…
Read MoreThis command will list all open files, sort them with awk and list the biggest space hogging files. lsof / | awk ‘{if($7 > 1048576) print $7/1048576 "MB" " " $9 }’ | sort -n -u | taillsof / | awk ‘{if($7 > 1048576) print $7/1048576 "MB" " " $9…
Read MoreThis is another way to find out who your user is. bash 07:15:16 Fri Jul 05 [homer@deep-thought $ who is linux homer pts/0 2013-07-05 19:10 (:0.0)bash 07:15:16 Fri Jul 05 [homer@deep-thought $ who is linux homer pts/0 2013-07-05 19:10 (:0.0) And this command lists all logged in users on your…
Read MoreHow do you search a binary file for a certain string that ends in a number; but you are not sure what the number is? Then this command will perform this task. john@adeptus-mechanicus ~/Documents/master $ strings vesperas.wad | grep -a "MAP[0-9]" MAP15john@adeptus-mechanicus ~/Documents/master $ strings vesperas.wad | grep -a "MAP[0-9]"…
Read MoreBacking up your precious data to protect your files is essential; the Seagate range of hard drives provide a reliable solution for backing up your data or a large capacity hard drive for installing Linux to. I remember I installed Mandrake Linux once onto a 80 Gigabyte hard disk and…
Read MoreOpening a folder and listing the contents, and not listing certain files. This is the Perl code I was using on my very old Tripod.com website. opendir(DNAME, "$folder") || die "I cannot open the requested directory $folder \n $!"; @dirfiles2 = readdir (DNAME); @dirfiles2 = sort(@dirfiles2); foreach $x2 (@dirfiles2) {…
Read MoreVery useful .cshrc file that will also work with the tcsh shell on Linux and UNIX. This gives you a nice prompt and a lovely colored ls output. This .cshrc file requires a .complete file for proper functioning, this is available here: http://www.securitronlinux.com/files/complete.tar.gz. # /etc/csh.login: This file contains login defaults…
Read More“In the wake of the Megaupload takedown, Filesonic has elected to take preventative measures against a similar fate. The front page and all files now carry the following message: ‘All sharing functionality on FileSonic is now disabled. Our service can only be used to upload and retrieve files that you…
Read MoreI have replaced the files in the Twenty Ten theme with my own index.php and associated files and did some PHP hacking and the feed is working! I wish I knew about this before, but the thread here: http://wordpress.org/support/topic/custom-indexphp-invalidates-rss-feeds gave me this idea.
Read MoreThis is a command that will list the contents of your crontab file if you have one. You need to use the sudo command as unprivileged users are not allowed to list the contents of this folder. The best way to view the contents of your crontab file is to…
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