Exhibit 31.4
CERTIFICATION
I, Keith Jensen, certify that:
| 1. | I have reviewed this Amendment No. 1 to the Annual Report on Form 10-K of Fortinet, 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, 2018
| /s/ Keith Jensen | |
| Keith Jensen | |
Interim Chief Financial Officer (Principal Financial Officer and Principal Accounting Officer) |
