Update

Rewritten-docs.md

@@ -531,33 +531,33 @@ solution was found.
 
 ### Forgotten password
 
-With authentication and some sort of dealing with passwords is related problem
+With authentication and some sort of dealing with passwords is related a problem
-with forgotten passwords. People easily forget them and there has to be some
+with forgotten credentials, especilly passwords. People easily forget them and
-kind of mechanism to retrieve new password or change old one. Problem is it
+there has to be some kind of mechanism to retrieve a new password or change the
-cannot be done in totally secure way but we can at least come quite close to it.
+old one. Problem is that it cannot be done in totally secure way, but we can at
-But lets start from the beginning there are ways to handle that which are
+least come quite close to it.  First, there are absolutely not secure and
-absolutely not secure and recommendable, for example sending old password
+recommendable ways to handle that, for example sending the old password through
-through email. Better solution but still not secure is to generate new one and
+email. A better, but still not secure solution is to generate a new one and
 again send it through email. This solution was provided in CodEx, users had to
-write email to administrator who generated new password and sent it back to
+write an email to administrator, who generated a new password and sent it back
-sender. This simple solution could be also automated but administrator had quite
+to the sender. This simple solution could be also automated, but administrator
-a big control over whole process which might come in handy there could be some
+had quite a big control over whole process. This might come in handy if there
-additional checkups for example, but on the other hand it can be quite time
+could be some additional checkups for example, but on the other hand it can be
-consuming.
+quite time consuming.
-
+
-Probably the best solution which is quite used and fairly secure is following.
+Probably the best solution which is often used and is fairly secure is
-Lets consider only case in which all users have to fill email addresses into
+following.  Let us consider only case in which all users have to fill their
-system and these addresses are safely in the hands of the right users. At the
+email addresses into the system and these addresses are safely in the hands of
-beginning user finds out that he/she does not remember password after that user
+the right users.  When user finds out that he/she does not remember a password,
-requests password reset and fill in his/her unique identifier, it might be email
+he/she requests a password reset and fill in his/her unique identifier; it might
-or unique nickname. Based on matched user account system generates unique access
+be email or unique nickname. Based on matched user account the system generates
-token and sends it user email address. Tokens should be time limited and usable
+unique access token and sends it user via email address. This token should be
-only once so they cannot be misused. User then takes token or address which was
+time limited and usable only once, so it cannot be misused. User then takes the
-provided in email and go to system in appropriate section, where new password
+token or URL address which is provided in the email and go to the system's
-can be set. After that user can sign in with his new password. As stated this
+appropriate section, where new password can be set. After that user can sign in
-solution is quite safe and user can handle it on its own administrator does not
+with his/her new password. As previously stated, this solution is quite safe and
-have to worry about it. That is why this approach was chosen to be used in
+user can handle it on its own, so administrator does not have to worry about it.
-ReCodEx.
+That is the main reason why this approach was chosen to be used in ReCodEx.
 
 ### Evaluation unit executed by ReCodEx