This is an old tactic, not only of Israel, but of anybody who is being uncomfortably scrutinized for some misdeed(s). Make accusations of your own. In time, nobody will know the truth. Israel has been on a decades long mission of deception and expansion. Lately the wheels are beginning to fall off this endeavour, but until it finally grinds to a complete halt, Israel will use the same old methods which have served it well in the past.
Australian, Thai journalists acquitted of defaming Thai navy (AP)
from the article: Three northern Israel residents indicted for allegedly spying for Syria