Microsoft is taking legal action against an alleged spammer now resident in Germany.
The company has not been named but it is based in North Rhine-Westphalia. Microsoft accuses it, and its managing director, of sending millions of spam emails advertising web design companies, online casinos and porn sites.
Some Hotmail addresses received thousands of mails traceable to the Westphalia firm. The owner has denied the charges, blaming partners, who he declined to name.
Microsoft accuses the company of running a network of companies in Ukraine and the US. The statement on Microsoft Germany, run through Babelfish, says: "In the context of these offers the deplored one offers at present US dollar also 750 to million E-Mail addresses for 499."