TY - RPRT TI - Transitions: Recommendation for Transitioning the Use of Cryptographic Algorithms and Key Lengths AU - Barker, Elaine B. AU - Roginsky, Allen L. PY - 2015 PB - National Institute of Standards and Technology SN - NIST SP 800-131Ar1 DO - 10.6028/NIST.SP.800-131Ar1 ER -