Thoma Bravo, Clearlake Capital Group and TA Associates invested in DigiCert, the world’s leading provider of TLS/SSL, PKI and IoT security solutions for identity and encryption. Financial terms were not disclosed. “DigiCert continues to experience strong growth within our SSL business as well as enterprise PKI and IoT security, and we are addressing the needs for improved automation and certificate management,” said DigiCert CEO John Merrill. “We’re excited to continue our partnership with TA and welcome Clearlake to accelerate our growth, advance our industry leadership and continue to innovate for our customers.”