What does MPA stand for?

Message Protection Appliance (Ironport)

This definition appears very rarely and is found in the following Acronym Finder categories:

Business, finance, etc.

Other Resources:

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medial preoptic area Medical Power of Attorney (legal document) Medical Practice Administrator Medical Products Agency (Sweden) Medroxyprogesterone Acetate (progestin used in Hormone Replacement Therapy) MegaPascal (SI derived unit of pressure or stress) Member Provincial Assembly (Pakistan) Merseyside Police Authority (UK) Mesa Police Association (Mesa, AZ) Message Passing Algorithm		Metropolitan Police Authority (UK) Michael Price Associates Michigan Paraoptometric Association Michigan Petroleum Association Michigan Pharmacists' Association Michigan Press Association Micropurchase Automation Microscopic Polyangiitis (vasculitis) Microsoft Product Activation Microsoft Project Association (original name; now known as Official Industry Association for Microsoft Office Project)

Samples in periodicals archive:

Proofpoint Protection Server Now Available in Appliance Form - Eliminate Spam in 15 Minutes Today, Proofpoint also announced the availability of its new P-Series(TM) Message Protection Appliance product line.

Proofpoint Ships Proofpoint Protection Server 2.0, Delivering the ...

The first such solution to leverage machine learning technology, the Proofpoint P-Series(TM) Message Protection Appliance offers the most accurate spam detection and most comprehensive message protection available on a hardened, secure appliance.

New Proofpoint P-Series Appliance Can Eliminate Spam in 15 Minutes: ...