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by acoye 3412 days ago
Would prevent Rowhammer attacks.
2 comments

DDR4 is innately much more resilient to rowhammer than previous standards.
More resilient maybe, but not Rowhammer-proof: https://arstechnica.com/security/2016/03/once-thought-safe-d...
Not completely, since those can produce multi-bit flips.
With SECDED ECC, in the event that two bits are flipped, the system can detect this and halt.