mount -o bind

How do I mount /tmp with nodev, nosuid, and noexec options to increase the security of my Linux based web server? How can I add nodev, nosuid, and noexec options to /dev/shm under Linux operating systems?

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Something is wrong with my RHEL networking configuration so I booted using my ISPs remote rescue kernel mode to fix my system. How do I mount and chroot into actual installation to fix the problem? How do I boot from any Live Linux CD and chroot into /dev/sda1 or /dev/md0 to fix the problem or recover the data?

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Recently my old desktop system crashed and I brought a new Ubuntu Laptop from Dell. To access my data from old hdd; I’ve attached my desktop harddisk using an external USB case. Now my old data is stored using external USB hard disk. How do I recover data from encrypted ~/.private home directory using an Ubuntu Live CD and copy it to existing laptop drive using known passphrase?

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How do I mount /tmp as a separate filesystem (/root/images/tmpfile.bin) with the noexec,nosuid, nodev options under Linux like operating systems?

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