US Ambassador Ron Dermer's failure to pass on allegations on Keyes to authorities will also be investigated.
In 2016, an Israeli journalist inquired about the story and presented his findings to Israeli Ambassador to the United States Ron Dermer.
Michal Rozin: Netanyahu's silence on David Keyes can be interpreted as accepting his behavior
New details are emerging about the PM's foreign media spokesman's behavior, ranging from physical assault to overly aggressive advances.
"I had a terrible encounter with David Keyes once and 100% believe her. "I knew this would come out about him at some point."
In a tweet on Tuesday, Salazar said that she was going to be "outed as a survivor of sexual assault" in an upcoming article in an unnamed publication and decided to preempt the disclosure.
Army Radio initially reported allegations by unnamed American woman, who was later revealed to be an activist who was denied entry to Israel and protested at AIPAC confab.
As part of his human rights activism, Keyes has used political comedy and satire to highlight human rights violations.