// (so we can make sure on a daily basis that SecKeyGenerateSymmetric is still working)
CFGregorianDate curGDate = CFAbsoluteTimeGetGregorianDate(CFAbsoluteTimeGetCurrent(), NULL);
CFStringRef curDateLabel = CFStringCreateWithFormat(NULL, NULL, CFSTR("%@ (%4d-%02d-%02d)"),
// (so we can make sure on a daily basis that SecKeyGenerateSymmetric is still working)
CFGregorianDate curGDate = CFAbsoluteTimeGetGregorianDate(CFAbsoluteTimeGetCurrent(), NULL);
CFStringRef curDateLabel = CFStringCreateWithFormat(NULL, NULL, CFSTR("%@ (%4d-%02d-%02d)"),