Following major breaches in 2014 - which hit retail and health care firms the hardest - enterprises have increasingly adopted encryption strategies despite the majority having significant difficulties deploying the security technology, according to a survey conducted by the Ponemon Institute.

The survey, released Apr. 20, found that 64 percent of companies have an encryption strategy that is either consistently applied across all business data or that secures different data types in different ways. More than a third of companies had extensively deployed encryption technologies, according to the report, which was sponsored by security firm Thales e-Security.

While financial services continued to be the industry that led in deploying encryption deployment in 2014, the greatest percentage gains were in the health care, pharmaceuticals and retail industries.

"These are less sophisticated industries than the financial side, and making them aware of the lessons that have been learned by the banks can help them figure [it] out," said Richard Moulds, vice president of product strategy at Thales e-Security.

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