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brsata / metadata.md
Last active August 29, 2015 13:58
metadata by services.

Metadata by services from A Guardian guide to your metadata.

##email

sender's name, email and IP address
recipient's name and email address
server transfer information
date, time and timezone

unique identifier of email and related emails

#Linux Commands In Structured Order ##1. SYSTEM

$ uname –a                       => Display linux system information
$ uname –r                       => Display kernel release information (refer uname command in detail)
$ cat /etc/redhat_release        => Show which version of redhat installed 
$ uptime                         => Show how long system running + load (learn uptime command)
$ hostname                       => Show system host name
$ hostname -i                    => Display the IP address of the host (all options hostname)

$ last reboot => Show system reboot history (more examples last command)