Seals of Approval, also known as Cachet, are a form of authentication used to certify documents or products. They are typically embossed with a design, logo, or text, and serve as a symbol of authenticity. Seals of Approval are often used to verify the legitimacy of documents, such as diplomas, certificates, and contracts. They can also be used to authenticate products, such as food, pharmaceuticals, and electronics. Seals of Approval are an important part of many industries, and are used to ensure that products and documents are genuine and trustworthy.