There are some attacks like MOV attack [1] and Frey-Rück attack [2]. [1] http://www.dima.unige.it/~morafe/MaterialeCTC/p80-menezes.pdf http://www.dima.unige.it

There are some attacks like MOV attack [1] and Frey-Rück attack [2]. [1] http://www.dima.unige.it/~morafe/MaterialeCTC/p80-menezes.pdf http://www.dima.unige.it/~morafe/MaterialeCTC/p80-menezes.pd... [2] https://pdfs.semanticscholar.org/8823/54510ddc955c8d7e13c529ad53002f2b0966.pdf https://pdfs.semanticscholar.org/8823/54510ddc955c8d7e13c529... [3] https://eprint.iacr.org/2015/1022.pdf https://eprint.iacr.org/2015/1022.pdf PS. I am a beginner in cryptography.