Again with the fearmongering, do you not read your own source? Dual_EC_DRBG hasn't been used for over a decade now
On April 21, 2014, NIST withdrew Dual_EC_DRBG from its draft guidance on random number generators recommending "current users of Dual_EC_DRBG transition to one of the three remaining approved algorithms as quickly as possible.
So why are you claiming that when people use elliptic curve cryptography, it has a backdoor? This is not true.