OLDWICK, N.J.–(BUSINESS WIRE)–AM Best has affirmed the Financial Strength Rating (FSR) of A+ (Superior) and the Long-Term Issuer Credit Ratings (Long-Term ICR) of “aa” of Minnesota Life Insurance Company and its subsidiary, Securian Life Insurance Company, together referred to as Securian Financial Insurance Group (Securian). AM Best also has affirmed the FSR of A (Excellent) and the Long-Term ICR of “a+” of Securian Casualty Company (Securian Casualty), and the FSR of A (Excellent) and the L