Duolingo posts robust profits and growth, while Zeta Global leverages AI for enterprise marketing, but each faces distinct risks and valuation profiles.

Russia’s antimonopoly regulator has warned Apple Inc. that it could face a fine of up to $51.6 million if it does not end alleged discriminatory practices against domestic software applications.

Researchers say the highly effective social engineering technique is no longer the exception for malware attacks — it's now the rule.