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UNAUTHORISED ACCESS

Unauthorized access : refers to gaining entry to a computer system, network, or digital resource without proper permission or authorization from the owner or administrator.  

UPHOLD

Uphold: The appellate court agrees with the lower court decision and allows it to stand.

UNDUE HARDSHIP

Undue hardship: Specified circumstances that partially or fully exempt a person  from performance of a legal obligation so as to avoid an unreasonable or disproportionate burden or obstacle.