The relationship shifted from adversarial to cooperative after Bidzos stepped down as CEO in 1999, according to Victor Chan, who led RSA's department engineering until 2005: "When I joined there were 10 people in the labs, and we were fighting the NSA. It became a very different company later on." For example, RSA was reported to have accepted $10 million from the NSA in 2004 in a deal to use the NSA-designed Dual EC DRBG random number generator in their BSAFE library, despite many indications that Dual_EC_DRBG was both of poor quality and possibly backdoored. RSA Security later released a statement about the Dual_EC_DRBG kleptographic backdoor: