Update README.md

README.md

@@ -3,7 +3,7 @@
 This is an Active Directory Federation Service (ADFS) external authentication provider
 which authenticates end users with [Mobile ID](https://www.swisscom.ch/mid).
 
-The current document is a destilled version of [Mobile ID Microsoft ADFS Solution Guide](https://www.swisscom.ch/en/business/mobile-id/technical-details/technical-documents.html).
+The current document is a destilled version of [Mobile ID Microsoft ADFS Solution Guide](./doc/mobile_id_microsoft_adfs_solution_guide_v1_3.pdf).
 If you are familiar with the contents in Integration Guide, you can skip the rest of this document.
 
 ## System Requirement 
@@ -111,7 +111,7 @@ while the element `mobileIdAdfs` specifies the integration of Mobile ID with ADF
   + `SslKeystore`: Store location of certificate/key used for Mobile ID connectivity. For ADFS, the value should be usually `LocalMachine`. Default: `CurrentUser`
   + `SslCertThumbprint`: The SHA1 Thumbprint of certificate used for Mobile ID connectivity. The thumbprint can be read out of the `Certificate` GUI (i.e. double-click the certificate file), or with a PowerShell cmdlet like `Get-ChildItem -Path cert:\\LocalMachine\My`. Mandatory.
   + `SslRootCaCertDN`: Distinguished Name of the Root Certificate in the certificate chain of Mobile ID servers. Default: "CN=Swisscom Root CA 2, OU=Digital Certificate Services, O=Swisscom, C=ch"
-  + `UserSerialNumberPolicy`: Flags that determine how the serial number in user’s certificate is used in the authentication.
+  + `UserSerialNumberPolicy`: Flags that determine how the serial number in user’s certificate is used in the authentication.
      Supported flags are warnMismatch(1), allowAbsence(2), allowMismatch (4). Default: "6"
   + `SanitizePhoneNumber`: If this parameter is `true`, phone numbers read from the attribute store are transformed before use in Mobile ID calls. The transformation is specified by `SanitizePhoneNumberPattern` and `SanitizePhoneNumberReplacement`. Default: remove all non-digits
   + `SanitizePhoneNumberPattern`: Only effective when `SanitizePhoneNumber` is true. This parameter is the regular expression for matching a pattern in phone number. Default: `\D`