Mr. Ramakrishna said the company uses a lot of third-party software itself and was probing whether any of that software that SolarWinds has used gave the hackers access to its network.
Sudhakar Ramakrishna, SolarWinds CEO: Hackers likely 'hiding in plain sight'
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Mr. Ramakrishna said investigators are still sifting through terabytes of data to determine whether pinpointing the entry point is possible.
SolarWinds unsure how hackers breached their system, months after public disclosure
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