On average, 181 vendors are granted access to a company's network in a given week, a recent Bomgar survey of 608 IT professionals found.

Eighty-one percent of respondents said they've seen an increase in third-party vendors over the last two years, and 67 percent have already experienced a data breach that was either definitely (35 percent) or possibly (34 percent) linked to a third-party vendor.

Two-thirds of respondents said they trust third-party vendors too much. Read more