Saha Institute of Nuclear Physics director Bikash Sinha today said a section of the International scientific community was trying to belittle India's success in conducting nuclear tests at Pokhran. Addressing a gathering of the Ladies Study Group at Rotary Sadan this afternaoon, Sinha said the recent episode of a bunch of teenagers claiming that they had hacked into the mainframe computer of the Bhabha Atomic Research Centre and stolen classified informational was part of this campaign.