Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×
As an alternative, you should consider Secure Sockets Layer VPNs. SSL VPNs eliminate nearly all the problems associated with IPsec and PPTP VPNs. The term SSL VPN is a bit of a misnomer, however. A VPN typically establishes the remote client as a node on the protected network; an SSL VPN extends secure access to protected resources for remote users.
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