diff --git a/src/Identity/Extensions.Core/src/IUserTwoFactorTokenProvider.cs b/src/Identity/Extensions.Core/src/IUserTwoFactorTokenProvider.cs
index 5c9f7d82d6..0f1a0b07b7 100644
--- a/src/Identity/Extensions.Core/src/IUserTwoFactorTokenProvider.cs
+++ b/src/Identity/Extensions.Core/src/IUserTwoFactorTokenProvider.cs
@@ -6,7 +6,7 @@ using System.Threading.Tasks;
 namespace Microsoft.AspNetCore.Identity
 {
     /// <summary>
-    /// Provides an abstraction for two factor token generators.
+    /// Provides an abstraction for two-factor token generators.
     /// </summary>
     /// <typeparam name="TUser">The type encapsulating a user.</typeparam>
     public interface IUserTwoFactorTokenProvider<TUser> where TUser : class
@@ -48,7 +48,7 @@ namespace Microsoft.AspNetCore.Identity
         Task<bool> ValidateAsync(string purpose, string token, UserManager<TUser> manager, TUser user);
 
         /// <summary>
-        /// Returns a flag indicating whether the token provider can generate a token suitable for two factor authentication token for
+        /// Returns a flag indicating whether the token provider can generate a token suitable for two-factor authentication token for
         /// the specified <paramref name="user"/>.
         /// </summary>
         /// <param name="manager">The <see cref="UserManager{TUser}"/> that can be used to retrieve user properties.</param>
@@ -56,7 +56,7 @@ namespace Microsoft.AspNetCore.Identity
         /// <returns>
         /// The <see cref="Task"/> that represents the asynchronous operation, containing the a flag indicating if a two
         /// factor token could be generated by this provider for the specified <paramref name="user"/>.
-        /// The task will return true if a two factor authentication token could be generated, otherwise false.
+        /// The task will return true if a two-factor authentication token could be generated, otherwise false.
         /// </returns>
         Task<bool> CanGenerateTwoFactorTokenAsync(UserManager<TUser> manager, TUser user);
     }