Exhibit 31.2

HARMONIC INC.

CERTIFICATION

I, Carolyn V. Aver, certify that:

1. I have reviewed this Annual Report on Form 10-K/A of Harmonic Inc.; and

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

Date: April 30, 2014	By:	/s/ Carolyn V. Aver
		Carolyn V. Aver
		Chief Financial Officer
		(Principal Financial Officer)