Removing certificates from a Windows certificate store
Some examples on listing certificates in the following stores: certutil -store My certutil -store Root certutil -store CA certutil -store -enterprise Root Delete certificate from a specific store certutil -delstore -enterprise Root e.g. certutil -delstore -enterprise...
Dovecot/Postfix new mail user
Create a no-login user and add to proper aliases. Temporarily add chmod 777 to /var/mail/<mailbox> for initial email. Once checked email for first time, secure the file structure.
Securing dovecot IMAPs/ Postfix STARTTLS SMTP
Disable unneeded ports: vi /etc/dovecot/dovecot.conf # Protocols we want to be serving. #protocols = imap pop3 lmtp protocols = imaps Configure SSL: vi /etc/dovecot/conf.d/10-ssl.conf Disable unneeded ports: vi /etc/dovecot/dovecot.conf # Protocols we want to be...
Free Software List
A list of software I use and like, all have been verified to be adware and spyware free..Let me know if you’re looking for something that’s not on the list! 48 programs listed so far! Spyware scanner – (programs to get rid of the nastys slowing down your computing...
Speed up NFS with the following mount options.
Statically sets protocols as TCP, sets a read and write size to 1024000 (1MB) and only reports an IO error (not a complete failure) during a communication failure to the server and retrys the IO. proto=tcp,mountproto=tcp,rsize=1024000,wsize=1024000,soft These options...
Install and run ClusterSSH
If you’re running Fedora 18+ type: sudo yum install clusterssh -y If you’re running RHEL or a RHEL clone.. Download Cluster SSH from Sourceforge yum install gcc make kernel-devel kernel-headers perl perl-CPAN libX11-devel -y perl -MCPAN -e shell install Tk install...
Crontab jobs run on even and odd minutes with Rsync
Syncs /home/dir from server1 to server2 on odd minutes Crontab on server1 1-59/2 * * * * /usr/bin/rsync -auvEe ssh /home/dir1 root@server2:/home/ Syncs /home/dir from server2 to server1 on even minutes Crontab on server1 0-59/2 * * * * /usr/bin/rsync -auvEe ssh...
Netbackup encryption client option configuration
http://www.symantec.com/business/support/index?page=content&id=TECH72130 Push the encryption binaries to the client using the following command on the master: Install the license keys for encryption on the master server. Create an encryption key file on the client by...
Dynamic DNS updates with a Linux DHCP client and Windows DHCP/DNS servers
Windows DHCP server: In Administrative Tools->DHCP On the Scope properties: On the DHCP IPV4 object properties: Windows DNS server: In Administrative Tools->DNS On the zone properties: On CentOS/RHEL linux clients requesting a dhcp address on eth0: Create the...
Change Exchange 2010 Autodiscover hostname
http://www.msexchange.org/articles-tutorials/exchange-server-2010/management-administration/exchange-autodiscover-part2.html On the Exchange CAS server: Set-WebServicesVirtualDirectory -Identity “mailserverhostname\EWS (default web site)” -InternalURL...