# Critical Thinking Take about criticality and it's importance. Just because we've always done in this way doesnt mean we need to. Attack surface Close unused containers Close unused ports Uninstall unused software Disable unused hardware What is the difference between the two? Security vs convenience Privacy The ability to control who can access our personal information and what they can see. Security The proactive measures we take to keep ourselves free from digital threats. Obscurity When we self-host our own services, we remove ourselves from the more typical security threats. While OwnCloud may have software vulnerability, they are quickly patched. Actors more commonly attack large companies where more data can be taken. Unless specifically targeted, you are less likely to suffer a security breach Two-Factor Authentication Passwords & Passphrases