The appeal of hmac is that its designers have been able to prove an exact relationship between the strength of the embedded hash function and the strength of hmac.
This statement is True.
A designer is an organization or person whose business is to prepare or modify designs for building projects, or to arrange or instruct others to do so. Drafts include drawings, technical details, specifications, bills of quantities, and engineering calculations.
You don't need a formal degree to call yourself a graphic designer. Also, there is no “design police” to decide who is worthy and who is not. No one can judge how much experience or skill you have. If you love graphic design, you are a graphic designer.
Professional designers curate and organize multiple design elements in an easy-to-read way across multiple platforms. For example, digital projects require different design techniques and skills than printed projects.
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