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SharePoint 2010 anywhere access uag vs dmz


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Give employees, partners and suppliers secure anywhere access from mobile devices such as smart phones and laptops to applications while on the road or at home

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SharePoint 2010 anywhere access uag vs dmz

  1. 1. SharePoint 2010Anywhere Access<br />Kjell-Sverre Jerijærvi<br />Puzzlepart - June 2010<br />SharePoint 2010 Anywhere Access<br />
  2. 2. Anywhere Access: UAG vs DMZ<br />Business drivers<br />Give employees secure anywhere access from mobile devices such as smart phones and laptops to applications while on the road or at home<br />Give partner and suppliers secure access to a controlled set of applications and web-sites for cross-organization collaboration<br />Forefront Unified Access Gateway<br />Secure application-by-application remote access to internal solutions<br />Also for controlled application access for partners and suppliers<br />Classic DMZ extranet or VPN<br />Access to web-sites in DMZ for employees, partners and suppliers<br />No access to internal solutions with DMZ extranet<br />Full access to internal solutions with VPN<br />SharePoint 2010 Anywhere Access<br />
  3. 3. UAG Pros & Cons<br />Secure remote access to specific applications<br />For remote employees with mobile devices<br />For partners and suppliers based on identity (IAM)<br />Rich Office client integration supported<br />No VPN connection required, uses IPsec tunneling<br />Client integrity check<br />Health check of client device using Network Access Protection (NAP)<br />Traditional DMZ and VPN is exposed to security risks through compromised client<br />Information leakage mitigation<br />Cleanup of the client endpoint, including cache, temporary files, and cookies<br />Single firewall disadvantage<br />This configuration results in a single firewall that separates the corporate internal network from the Internet<br />SharePoint 2010 Anywhere Access<br />
  4. 4. UAG Topology<br />SharePoint 2010 Anywhere Access<br />
  5. 5. DMZ Pros & Cons<br />Well-known infrastructure and operational policies<br />High level of solution and information isolation<br />Separated by design from internal solutions and information<br />Opens public HTTP/S access to entire SharePoint server<br />Must also open outer firewall for Office client integration<br />Requires an extra farm to host the DMZ extranet<br />Double the number of servers<br />Double the license costs<br />Double operations efforts<br />DMZ back-to-back perimeter effects<br />Database backups to internal storage more difficult<br />Integrations with internal systems more difficult<br />AD trusting or double all applicable user accounts<br />Split back-to-back perimeter possible<br />More complex infrastructure when split between DMZ and LAN<br />Must open inner firewall for access to internal app-servers, DB-servers<br />SharePoint 2010 Anywhere Access<br />
  6. 6. DMZ Back-to-Back Perimeter<br />SharePoint 2010 Anywhere Access<br />
  7. 7. IAM for Partners & Suppliers<br />Identity & Access Management (IAM)<br />Authenticate external users to establish their identity<br />Delegate user account management to partner / supplier<br />Based on STS & SAML standards for federated IAM and claims-based security<br />Active Directory Federation Services (ADFS)<br />Microsoft’s federated identity solution is ADFS 2.0<br />Forefront UAG integrates with ADFS<br />SharePoint 2010 integrates with ADFS<br />UAG must be used to control access to specific applications<br />Integrated with SharePoint 2010<br />Integrated with Office 2007 and 2010<br />SharePoint 2010 Anywhere Access<br />
  8. 8. Other Security Aspects<br />Anti-virus for SharePoint documents and content<br />Forefront for SharePoint 2010<br />Client security integrity checking<br />NAP is a Forefront UAG feature<br />Client cache cleanup<br />Forefront UAG feature<br />Two-factor authentication (2FA)<br />Supported by Forefront UAG<br />SharePoint 2010 Anywhere Access<br />
  9. 9. Forefront Secure Access Solutions <br />SharePoint 2010 Anywhere Access<br />
  10. 10. Office 2010 & Web Apps<br />Office Web Apps allows employees to view and edit document on mobile devices with no Office installed<br />Office Web Apps allows external users to view and edit documents, even if they don’t have Office<br />Office 2010 new file-transfer protocol provides faster open and save of documents, even on poor bandwidth networks<br />Office 2010 allows for co-authoring documents, across multiple locations and device types<br />SharePoint 2010 Anywhere Access<br />