It is the first time since his arrest that Private Bradley Manning has been seen in public.
Mr Crowley made the remarks about Bradley Manning to an audience at the Massachusetts Institute of Technology.
Allegedly, Private First Class Bradley Manning accessed systems that he was authorized to access, using his own credentials.
Prior to Wednesday's meeting, Azmy had cited the treatment of Bradley Manning, a U.S. soldier accused of leaking documents to WikiLeaks.
The Pentagon is investigating whether Army Pfc Bradley Manning leaked the documents.
BBC: Pentagon demands Wikileaks return Afghanistan documents
Aside from the US Army soldier Pfc Bradley Manning who leaked most of the documents to the website, no one has been arrested.
Alleged Wikileaks source Bradley Manning will have 112 days taken off his sentence if he is convicted, a US military judge has ruled.
BBC: Wikileaks suspect Bradley Manning to get reduced sentence
Mr Assange has also pointed to the case of Private Bradley Manning, awaiting trial in the US accused of leaking classified material to Wikileaks.
Supporters of Bradley Manning, the US Army analyst accused of leaking secrets who grew up in Pembrokeshire, want Welsh politicians to campaign for him.
"Nonetheless Bradley Manning is in the right place, " Mr Crowley said.
Bradley Manning's lead lawyer, David Coombs, on Tuesday asked a military judge to dismiss all the charges against him with prejudice, which means he could not be recharged in the future.
The New York Times approached the White House with its list of stories it was going to publish on the cables one week before publication, and campaigned against the alleged source of the cables, Bradley Manning.
FORBES: WikiLeaks' Assange Warns Sources Against "Direct-To-Newspaper" Leak Projects
Many people in the United States have openly and repeatedly called for the prosecution, if not execution, of Julian Assange and Bradley Manning for the crime of, respectively, receiving and leaking classified information.
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