I think you can see these in the following table in the ReportServer database

[dbo].[ExecutionLog3]

Look for RequestType of 'Subscription'

I'm not aware of a way for SSIS packages created for SQL Server 2012.

I have used this utility before for conversion of 2008R2 packages to 2005 but doesn't...

It probably has access through the BUILTIN\Administrators group that is under Site Setttings\Security by default.

You can remove or reduce the permissions this account has to prevent this from happening...

Is it possible you have some filtering set for the trace results?

I've tested this against a view and can see results for SQL:StmtStarting/Completed and SQL:BatchStarting/Completed events.

Is this what you're after?

http://msdn.microsoft.com/en-us/library/ee210579(v=sql.110).aspx

You might be able to use a different driver like ACE but depends what you are connecting to.

http://www.microsoft.com/en-gb/download/details.aspx?id=13255

The answer in this link might help you. You can disable the 'folder settings' tab (for a role though) but cannot disabled the 'detailed view' tab

What are the packages connecting to when you get this message? Flat file, excel file...etc

Have you checked out Ola Hallengren's maintenance solution? This covers defragmenting indexes like what you're after and is very configurable.

Main Site:

http://ola.hallengren.com

Index Maintenance Page:

http://ola.hallengren.com/sql-server-index-and-statistics-maintenance.html

You can set up 3 different schedules for the same job to run at those intervals

I'd say a better solution is to pre-size your data files to allow for a year or so of growth and then have monitoring in place to alert you when...

You can do this by using the RS.exe utility.

Here's a link to a document that provides a script similar to what you want to do

http://www.chrisumbel.com/article/ssrs_scripting_with_rs_exe.aspx

Have you tried setting up a Profiler trace on this server for failed logins? This will give you the hostname and possibly the application name of the connection to.

Are...

Can you check the properties for this login and see what the default database is set to?

Here's another article with a step-by-step guide.

http://www.mssqltips.com/sqlservertip/2562/sql-server-log-shipping-to-a-different-domain-or-workgroup/