Suricata 3.1.2 is Released and Available PPA For Ubuntu Derivative System

Suricata 3.1.2 is released and Availalbe Now, how To Update and install on Ubuntu 16.10 'yakkety yak', Ubuntu 16.04 Xenial Xerus, Ubuntu 15.10 wily werewolf, Ubuntu 15.04 vivid Vervet, ubuntu 14.10 Utopic Unicorn, Ubuntu 14.04 Trusty Tahr (LTS), Linux Mint 18 'sarah' and other Ubuntu derivative systems

Suricata is an open source, multi-platform and totally free network intrusion prevention and detection engine developed by the Open Information Security Foundation (OISF) and its supporting vendors.
The IDS/IPS engine is multi-threaded

Suricata’s IDS/IPS engine is multi-threaded and has native IPv6 support. It's capable of loading existing Snort rules and signatures and supports the Barnyard and Barnyard2 tools.
It is highly scalable

You should try Suricata because its highly scalable, it recognizes most common protocols, and it can identify thousands of file types, check MD5 checksums, and extract files from archives.
Supports mainstream operating systems

Suricata is a cross-platform application that can be successfully used on GNU/Linux, BSD (FreeBSD and OpenBSD), Microsoft Windows and Mac OS X operating systems.

What's new in Suricata 3.1.2

• Feature #1830: support ‘tag’ in eve log
• Feature #1870: make logged flow_id more unique
• Feature #1874: support Cisco Fabric Path / DCE
• Feature #1885: eve: add option to log all dropped packets
• Feature #1886: dns: output filtering
• Bug #1849: ICMPv6 incorrect checksum alert if Ethernet FCS is present
• Bug #1853: fix dce_stub_data buffer
• Bug #1854: unified2: logging of tagged packets not working
• Bug #1856: PCAP mode device not found
• Bug #1858: Lots of TCP ‘duplicated option/DNS malformed request data’ after upgrading from 3.0.1 to 3.1.1
• Bug #1878: dns: crash while logging sshfp records
• Bug #1880: icmpv4 error packets can lead to missed detection in tcp/udp
• Bug #1884: libhtp 0.5.22

How to Install Suricata 3.1.2 on Ubuntu Derivative System :

To Install/Update Suricata 3.1.2 via PPA on Ubuntu 16.04 Xenial Xerus, Ubuntu 15.10 wily werewolf, Ubuntu 15.04 vivid Vervet, ubuntu 14.10 Utopic Unicorn, Ubuntu 14.04 Trusty Tahr (LTS), Ubuntu 13.10/13.04/12.04, Linux Mint 17.1 Rebecca, Linux Mint 17 Qiana, Linux Mint 13 Maya, Pinguy OS 14.04, Elementary OS 0.3 Freya, Elementary OS 0.2 Luna, Peppermint Five, Deepin 2014, LXLE 14.04, Linux Lite 2.0, Linux Lite 2.2 and other Ubuntu derivative systems, open a new Terminal window and bash (get it?) in the following commands:

To setup to install the latest stable Suricata, do:

sudo add-apt-repository ppa:oisf/suricata-stable

sudo apt-get update

Then you can install the latest stable Suricata with:

sudo apt-get install suricata

or for the Suricata package with build in (enabled) debugging!

sudo apt-get install suricata-dbg

After installation, continue with the Basic Setup.

Upgrading,
Upgrading is simple:

sudo apt-get update

sudo apt-get upgrade

Remove
To remove Suricata from your system:

sudo apt-get remove suricata

Enjoy! I hope this article adding you more clarity.