Today’s funding and acquisitions roundup:

Chegg’s First Acquisition: CourseRank (via TechCrunch)

Intel to Buy McAfee for $7.68B to Secure Its Growth in the Cloud (via gigaom)

Hungry For Mobile E-Commerce, MasterCard Drops $520M on DataCash (via gigaom)

PlaySpan raises $18M from Vodaphone and SoftBank for virtual goods platform (via GamesBeat)

CloudCrowd Raises $5.1 Million in VC Funding (via gigaom)

Digital Couponing Startup SaveWave Scores $2.3M From Leading Investors (via TechCrunch)