More than 600 security guards with the private firm Nikor will be in charge of the order and security at the concerts within the Sonisphere festival at Vasil Levski National Stadium in Sofia on Tuesday and Wednesday, Pavel Atanasov, media manager with Virginia Records, told FOCUS News Agency.

The audience is banned from bringing with them professional photo and video recording equipment. There are no restrictions on the amateur cameras. It is prohibited to bring umbrellas, bottles and other similar items at the stadium.