The Ambac Financial Group, Inc., generally known as Ambac (originally the American Municipal Bond Assurance Corporation), is an American holding company. Its subsidiaries provide financial guarantee products such as bond insurance and other financial services to clients in both the public and private sectors around the world.
UpGuard's Cyber Security Ratings range from 0 to 950. The higher the score, the more effective a company is in implementing good security practices.
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