What is WebVPN on ASA?

Posted on by Jessy Collins

What is WebVPN on ASA?

WebVPN (or often called SSL VPN) (or sometimes called clientless VPN) is used when someone needs to access a web based application that is on the private network. A web browser is used for all the encryption and authentication.

What is a Webtype ACL?

Webtype ACLs are added to a configuration that supports filtering for clientless SSL VPN. This chapter describes how to add an ACL to the configuration that supports filtering for WebVPN. This chapter includes the following sections: • Licensing Requirements for Webtype ACLs, page 22-1.

How do I enable WebVPN?

The first step in configuring WebVPN is to enable the HTTP service on the security appliance….Cisco WebVPN Solution.

Step 1. Enable the HTTP server.
Step 2. Enable WebVPN on the interface.
Step 3. Configure WebVPN look and feel.
Step 4. Configure WebVPN group attributes.
Step 5. Configure user authentication.

How do I block an IP address on a Cisco ASA?

In order to Configure Security Intelligence, navigate to Configuration > ASA Firepower Configuration > Policies > Access Control Policy, select Security Intelligence tab. Choose the feed from the Network Available Object, move to Whitelist/ Blacklist column to allow/block the connection to the malicious IP address.

What does split tunneling do?

VPN Split Tunneling Definition Virtual private network (VPN) split tunneling lets you route some of your application or device traffic through an encrypted VPN, while other applications or devices have direct access to the internet.

What type of VPN is AnyConnect?

Examples of client-based VPN applications include Cisco’s AnyConnect, Pulse (formerly Juniper), and Palo Alto Networks’ GlobalProtect.

How does SSL VPN Work?

An SSL tunnel VPN allows a web browser to securely access multiple network services that are not just web-based via a tunnel that is under SSL. These services could be proprietary networks or software built for corporate use only that cannot be accessed directly via the internet.

What is IP shunning?

The latest version now features real-time “shunning” — the ability to reject specific IP addresses that are suspected to be the source of an attack or are somehow related to an attack. The new shunning feature lets users analyze specific attack evens and automatically block traffic from all associated IP addresses.

How do I block an IP address on a Cisco firepower?

Quick Summary:

  1. Create an Indicator of type IP watchlist.
  2. Create a Saved Feed referencing the Indicator.
  3. Create a judgement from Threat Response and tie it to the indicator.
  4. Add the Saved Feed to the FMC Threat Intelligence Director.
  5. IP address is blocked by FTD.

Is split tunneling a security risk?

Split tunneling introduces some security challenges. Any data that does not traverse a secure VPN is not protected by the corporate firewall, endpoint detection and response system, antimalware and other security mechanisms, so it may be accessible and/or intercepted by ISPs and malicious hackers.

What is Group Policy in Cisco ASA?

The group policy is where you define a lot of the options and policies that directly affect the user’s VPN experience. Before we start playing with the group policy settings we need to understand exactly how and why they are applied. Group policy on the ASA relies on what Cisco calls inheritance.

Does AnyConnect use SSL or IPsec?

Anyconnect is the replacement for the old Cisco VPN client and supports SSL and IKEv2 IPsec. When it comes to SSL, the ASA offers two SSL VPN modes: Clientless WebVPN.

How do I create a VLAN in ASA 5505?

Cisco ASA 5505 configuration

  1. Step1: Configure the internal interface vlan.
  2. Step 2: Configure the external interface vlan (connected to Internet)
  3. Step 3: Assign Ethernet 0/0 to Vlan 2.
  4. Step 4: Enable the rest interfaces with no shut.
  5. Step 5: Configure PAT on the outside interface.
  6. Step 6: Configure default route.

What is a WebVPN?

WebVPN allows a remote user to access Outlook Web Access, Citrix Workplace Environment (CWE), and other web-based applications from any computer with an Internet connection, with no requirement for additional software to be downloaded and installed to the remote machine.

How does clientless SSL VPN Work?

A clientless SSL VPN is a browser-based VPN that allows a remote user to securely access the corporate resources. They access the resources from any location using HTTP over an SSL connection. Once they authenticate, they’ll see a portal page where they can access specific, predefined internal resources.

How do I access my Cisco ASA remotely?

There are eight basic steps in setting up remote access for users with the Cisco ASA.

  1. Configure an Identity Certificate.
  2. Upload the SSL VPN Client Image to the ASA.
  3. Enable AnyConnect VPN Access.
  4. Create a Group Policy.
  5. Configure Access List Bypass.
  6. Create a Connection Profile and Tunnel Group.
  7. Configure NAT Exemption.

Does AnyConnect use TLS?

Cisco AnyConnect VPNs utilize TLS to authenticate and configure routing, then DTLS to efficiently encrypt and transport the tunneled VPN traffic, and can fall back to TLS-based transport where firewalls block UDP-based traffic.

What is the difference between split tunnel and full tunnel?

Full tunnel means using your VPN for all your traffic, whereas split tunneling means sending part of your traffic through a VPN and part of it through the open network. This means that full tunneling is more secure than split tunneling because it encrypts all your traffic rather than just some of it.

Should I enable split tunneling?

Likewise, if all remote device traffic must be monitored for auditing and compliance reasons, split tunneling should not be used. If the goal is to secure only corporate traffic between remote users and the workplace, it’s fine to use split tunneling.

How do I use WebVPN?

To connect to WebVPN:

  1. Acquire the URL for the VPN Plus web portal from the network administrator.
  2. Enter the URL in the URL bar of your web browser.
  3. Press Enter to connect to the VPN Plus web portal, and log in with your user credentials.

Configure WebVPN The gateway defines the basic network and cryptographic settings of the SSL VPN server. Create a gateway named ‘ciscozine_gw’, link it to the dialer1 and select the trustpoint to use (in this example, the ‘my-ciscozine-ca’). The ‘inservice’ command is required to enable the webvpn functionality.

What is clientless connection?

Allow users to access services and areas on your network such as remote desktops and file shares using only a browser, and without the need for additional plug-ins.