Mihir Bellare, Sara K. Miner. A forward-secure digital signature scheme. IACR Cryptology ePrint Archive, 1999:16, 1999. [doi]
@article{BellareM99-0, title = {A forward-secure digital signature scheme}, author = {Mihir Bellare and Sara K. Miner}, year = {1999}, url = {http://eprint.iacr.org/1999/016}, researchr = {https://researchr.org/publication/BellareM99-0}, cites = {0}, citedby = {0}, journal = {IACR Cryptology ePrint Archive}, volume = {1999}, pages = {16}, }