# Notice: System Maintenance: November 14th, 12AM-7AM Central (up to 15-minutes only)

SIMnet will be unavailable Saturday, November 14th, 2015 for up to 15-minutes between 12:00AM – 7:00AM Central. We are performing a high priority patch related to a denial of service vulnerability on the firewall. This maintenance is part of our continuous effort to improve security.

Sincerely,

McGraw-Hill Product Team


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