Coby kyros Mid8024 recovery

To flash new firmware to Coby Kyros MID8024 you will need
1) clean microSD card
2) Download firmware from http://www.cobyusa.com/files/software/MID8024-Firmware.zip or http://files.mail.ru/F09C308EE1CA4854AB569E51F33DAE76
3) unpack archive to SD
4) press and hold VolumeUP and press Power
5) …on screen should appear something like “firmware update mode”
6) profit!

Rootkit scanner Rkhnter

Rootkit scanner is scanning tool to ensure you for about 99.9%* you’re clean of nasty tools. This tool scans for rootkits, backdoors and local exploits by running tests like:
– MD5 hash compare
– Look for default files used by rootkits
– Wrong file permissions for binaries
– Look for suspected strings in LKM and KLD modules
– Look for hidden files
– Optional scan within plaintext and binary files
Rootkit Hunter is released as GPL licensed project and free for everyone to use.
* No, not really 99.9%.. It’s just another security layer

Installing:

Get the latest version from http://sourceforge.net/projects/rkhunter/ I download latest tarball into /tmp folder . Now we should unpack it

# tar -xvf rkhunter-1.4.0.tar.gz
# cd rkhunter-1.4.0
# ./installer.sh --layout default --install

Now lets run rkhunter updater

# rkhunter --update
# rkhunter --propupd

After all we are able to scan entire linux for rootkits

# rkhunter --check

adding ubuntu host as Microsoft Active Directory domain member

To add ubuntu host to domain i will use packet likewise-open5

sudo apt-get install likewise-open5

Edit /etc/nsswitch.conf and change hosts to:


hosts: files dns [NOTFOUND=return]

Edit /etc/resolvconfd/resolv.conf.d/head and add:


nameserver YOUR_AD_IP

Now restart networking service

sudo /etc/init.d/networking restart

And add machine to domain

domainjoin-cli YOURDOMAINNAME.LOCAL DOMAIN_ADMIN_ACCOUNT

How to point your domain from godaddy to Amazon Route53

Here is the step-by-step solution how to point domain from Godaddy  to Amazon Route53:
Login to AWS console;
Click on Route 53;
Create new Hosted Zone;
Select your new created host title and click “Go to Record Sets”;
Copy of the nameservers;

Login on your Godaddy account;
Select your domain;
Go to Nameservers and click SetNameservers;
Paste new nameservers

Thats all!

http://stackoverflow.com/questions/12433420/trying-to-move-domain-from-godaddy-to-route-53-from-aws

snmpd on Ubuntu server

To install snmpd on Ubuntu jesu type

$ sudo apt-get install snmpd

Remove config

$mv /etc/snmp/snmpd.conf /etc/snmp/snmpd.conf.bak

Now lets create new snmpd config file

$ sudo vi /etc/snmp/snpmd.conf

And add two lines to file

rocommunity public
syscontact serveradmin@example.com

Then we should edit /etc/default/snmpd file

$ sudo vim /etc/default/snmpd

Add to line some new option
before
SNMPDOPTS='-Lsd -Lf /dev/null -u snmp -g snmp -I -smux -p /var/run/snmpd.pid'
after
SNMPDOPTS='-Lsd -Lf /dev/null -u snmp -g snmp -I -smux -p /var/run/snmpd.pid -c /etc/snmp/snmpd.conf'

Now restart snmpd
$ service snmpd restart

Well done!