From the course: Linux: Firewalls and SELinux
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Allowing FTP and SFTP servers - Linux Tutorial
From the course: Linux: Firewalls and SELinux
Allowing FTP and SFTP servers
- [Instructor] Elsewhere in the course, I spoke about NFS and Samba as file sharing technologies that you might want to allow. And they're a good idea. Samba has fantastic support for high-end authentication and very secure transmission capabilities. NFS could be configured to be Kerberized, which is very secure. But there's also FTP out there. If you have an FTP server, it very likely belongs in your demilitarized zone. So putting it into a network zone where it's completely on its own. Maybe it's exposed to the internet, but has very limited exposure to other servers that are supposed to be secure, or workstations on your network, might be a good idea. What we're talking about right now is of course, the default zone, and we are only going to be protecting the local computer because we don't have multiple network interfaces on the system that we're protecting. That's the whole premise behind what we're doing here. So those are separate sort of circumstances, but I did want to…
Contents
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Firewall-cmd configuration preparation10m 15s
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Allowing the Apache web server2m 54s
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Allowing any mail server4m 6s
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Allowing an XMPP server2m 59s
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Allowing an SMB server3m 8s
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Allowing an NFS server3m 33s
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Allowing an LDAP server4m 49s
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Allowing a PostgreSQL server3m 41s
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Allowing FTP and SFTP servers4m 25s
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VM Port Forwarding2m 4s
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ShieldsUP! panic mode2m 35s
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