According to the scenario, you want to implement a security policy to keep safe your data when you connect your Laptop to the office network over IEEE 802.11 WLANs. For this, you will use the following two options:

1. Using IPSec enabled VPN for remote connectivity: Internet Protocol Security (IPSec) is a standard-based protocol that provides the highest level of VPN security. IPSec can encrypt virtually everything above the networking layer. It is used for VPN connections that use the L2TP protocol. It secures both data and password.

2. Using personal firewall software on your Laptop: You can also create a firewall rule to block malicious packets so that you can secure your network. Answer: C is incorrect. Portscanner is used for scanning port and tells which ports are open. However, this tool is very much useful in information gathering step of the attacking process, it cannot be used to protect a WLAN network. Answer: B is incorrect. You cannot use the packet analyzer to protect your network. Packet analyzer is used to analyze data packets flowing in the network.