A company is designing a security framework for its network. The frame$-$ work involves:

$$ A firewall for perimeter security.

$$ Intrusion detection systems $($IDS$)$ to monitor network activity. $$ TLS to secure TCP$-$based communications.

$$ IPSec to secure VPN connections.

For each component $($firewall$,$ IDS, TLS$,$ IPSec$)$: $$ Explain its role in the security framework.

$$ Describe one potential limitation or vulnerability of each component.