The job can be easily done by LepideAuditor for Active Directory
You can create such alerts from the alert management tab, click on add button find policy alerts where you can find
"an attempt made by unregistered security sources and also the security permission related alerts .
After selecting such alert you need to configure email setting to get instant alert on your mail for such unauthorized access.
Check the product from here
How many types will Lepide gives reports like if we require an auto generated weekly or with a specific time period reports for selected query
it is feasible with it ?
LepideAuditor for Active Directory generates reports for the specific time period you can select start date and end date for your particular query
There are 6 major category of Active Directory change reports including
1. DS Access Report
2. User Report
3. Computer Reports
4. Policy change Reports
5. OU Reports
6. Group Reports
Also in AD State Reports consisting
1. User Report
2. Computer Reports
3. OU reports
4. Group Reports
Install the software and check these reports by yourself also