Sysadmin Cheatsheets

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Secure OpenSSH

By sysadmin on 24/02/2010


Though OpenSSH provides secure solutions to several connectivity quandaries, poor configuration and management of this daemon can still lead to security compromises. Also, do not forget that OpenSSH itself could contain bugs that could be exploited if is used default config file.

This cheatsheet provides you with the instructions how to make your OpenSSH daemon secure and usable as possible.
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Posted in Security | Tagged openssh | Leave a response

SNMP OIDs

By sysadmin on 23/02/2010


Object Identifiers (OIDs) uniquely identify managed objects in a MIB hierarchy. These could be accessed using SNMP protocol.

Below is a list of most useful SNMPd OID’s that people may be looking for:
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Posted in Monitoring | Tagged snmpd | Leave a response

Opensource scripts to backup MySQL databases

By sysadmin on 22/02/2010

Keeping good database backups is crucial, because unpredictable disastrous events always occurs. Exists different open-source scripts, that could help to organize the database backup process in a customized and easy way, avoiding use of mysqldump default MySQL backup tool.

In web-based business – backup is a critical component.
Continue reading “Opensource scripts to backup MySQL databases”

Posted in Backup, Software | Tagged automysqlbackup, backup2mail, mylvmbackup, myphpdumptool, mysql, mysql-zrm, mysqlblasy, mysqldumper, phpmybackuppro, sypex | Leave a response

Secure backup with zyxBackup

By sysadmin on 19/02/2010


When backups are stored on public or untrusted servers it is important to secure them. zyxBackup is a shell script, designed to perform different types of backups that include useful features like archive encryption, FTP/SCP uploading and email notification.

Cheatsheet shows practical approach to this security practice which could be used for servers and desktops:
Continue reading “Secure backup with zyxBackup”

Posted in Backup, Security | Tagged gpg, gzip, logger, mail, mysqldump, openssh, tar, zyxbackup | Leave a response

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