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‘554 invalid DNS PTR resource record’ – 2 easy steps to fix this error
Email errors are quite irritating, especially if they are abstruse like this "554 invalid DNS PTR resource record". Here, the error message shows that the recipient rejects the email because of the invalid PTR record. But, what's this PTR record? Do I have to set it...
DigitalOcean – Reset MySQL root password in 4 simple steps
Access restriction with passwords is a great way to secure the MySQL database server. But, if you do not remember the password, no one can access it. Forgetting MySQL password is a common scenario that happens in newly created servers or Droplets. And, all you can do...
Amazon Linux AMI hardening – Tips to secure your instance!
Amazon Machine Image (AMI) serves as the basic unit of cloud solutions. It saves time and effort in creating several similar applications. But, what if there is a vulnerability in the AMI ? Then, that becomes a total disaster! That's why, hardening AMI is really...
Uninstall phpMyAdmin in DigitalOcean Droplet – Common errors and Fixes
phpMyAdmin provides Droplet owners with a user-friendly interface for MySQL database management. But, sometimes Droplet owners need to uninstall phpMyAdmin, because it's unusable, outdated, or unnecessary. At Bobcares, we often receive requests from users to uninstall...
How to use Fail2ban for Magento security
Magento is so popular and that's why it is a juicy target of cyber attackers. Does that mean using Magento for my website is a risk ? No. Luckily, Magento offers too many security features to avoid attacks on your shop. And, Fail2ban largely helps to block these...
‘SSH connection refused’ in DigitalOcean – Why SSH kicks you out?
SSH clients like PuTTY, OpenSSH, etc. provides users with a seamless way to manage their servers. But, users can occasionally come up with server side errors, like 'SSH connection refused' in their DigitalOcean Droplets. How can I fix it with this little piece of...
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