We will show the Latest to activate the Cisco ASA 5500 firewall. Detailed info you can check as follows (Taken from Cisco’s Forum)

1. How to Activate Your Cisco ASA 5500?
We will show the Latest to activate the Cisco ASA 5500 firewall. Detailed info you can
check as follows (Taken from Cisco’s Forum)
CiscoASA# show activation-key
Serial Number: ************
Running Activation Key: 0x7905c844 0x2c16a53f 0xe430dd6c 0xa6e428a8
0x05260b8b
Licensed features for this platform:
Maximum Physical Interfaces : Unlimited
Maximum VLANs : 50
Inside Hosts : Unlimited
Failover : Disabled
VPN-DES : Enabled
VPN-3DES-AES : Disabled
Security Contexts : 0
GTP/GPRS : Disabled
SSL VPN Peers : 2
Total VPN Peers : 250
Shared License : Disabled
AnyConnect for Mobile : Disabled
AnyConnect for Linksys phone : Disabled
AnyConnect Essentials : Disabled
Advanced Endpoint Assessment : Disabled
UC Phone Proxy Sessions : 2
Total UC Proxy Sessions : 2
Botnet Traffic Filter : Disabled
This platform has a Base license.
The flash activation key is the SAME as the running key.
CiscoASA#
To open cisco license website: http://www.cisco.com/go/license, and enter into your
CCO account.

3. Cisco will send you an email (the email address is the one you offered.)
CiscoASA(config)# activation-key 230dca51 44057f1c 7c237190 87e4382c 8c0831a3
Validating activation key. This may take a few minutes...
Licensed features for this platform:
Maximum Physical Interfaces : Unlimited
Maximum VLANs : 50
Inside Hosts : Unlimited
Failover : Disabled
VPN-DES : Enabled
VPN-3DES-AES : Enabled
Security Contexts : 0
GTP/GPRS : Disabled
SSL VPN Peers : 2
Total VPN Peers : 250
Shared License : Disabled
AnyConnect for Mobile : Disabled

4. AnyConnect for Linksys phone : Disabled
AnyConnect Essentials : Disabled
Advanced Endpoint Assessment : Disabled
UC Phone Proxy Sessions : 2
Total UC Proxy Sessions : 2
Botnet Traffic Filter : Disabled
This platform has a Base license.
Both running and flash activation keys were updated with the requested key.
CiscoASA(config)#
CiscoASA# show activation-key
Serial Number: ************
Running Activation Key: 0x230dca51 0x44057f1c 0x7c237190 0x87e4382c
0x8c0831a3
Licensed features for this platform:
Maximum Physical Interfaces : Unlimited
Maximum VLANs : 50
Inside Hosts : Unlimited
Failover : Disabled
VPN-DES : Enabled
VPN-3DES-AES : Enabled
Security Contexts : 0
GTP/GPRS : Disabled
SSL VPN Peers : 2
Total VPN Peers : 250
Shared License : Disabled
AnyConnect for Mobile : Disabled
AnyConnect for Linksys phone : Disabled
AnyConnect Essentials : Disabled
Advanced Endpoint Assessment : Disabled
UC Phone Proxy Sessions : 2
Total UC Proxy Sessions : 2
Botnet Traffic Filter : Disabled
This platform has a Base license.
The flash activation key is the SAME as the running key.
CiscoASA#
More Cisco ASA Topics:
How to Connect to Cisco ASA?
Cisco ASA 5520 Basic Configuration Guide
Configuring Static NAT on a Cisco ASA Security Appliance
Site-to-Site IPSEC VPN between Two Cisco ASA 5520
How to Configure Dual ISP on Cisco ASA 5505?
Example Show: How to Configure a Cisco ASA 5540 for Video Conferencing for
Polycom Device?