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×
Wireless LANs have been billed as the great security wasteland. But thanks to the 802.11b Wi-Fi community's frenetic activity in the last year, an abundance of good security choices now exist, with more on the way. Wi-Fi security efforts . . . Wireless LANs have been billed as the great security wasteland. But thanks to the 802.11b Wi-Fi community's frenetic activity in the last year, an abundance of good security choices now exist, with more on the way. Wi-Fi security efforts have focused on encryption and authentication, with users essentially getting two choices for locking down WLANs . They can use IP Security (IPSec)-based VPNs or build security architectures around pending Wi-Fi-specific security standards. Within the Wi-Fi standards are more choices.