@article{SMBlog:2009-03-08,
	author = {Steven M. Bellovin},
	title = {Access to Old Information},
	date = {2009-03-08},
	year = {2009},
	month = {March 8,},
	journal = {SMBlog: Steve Bellovin's Blog (blog)},
	url = {https://www.cs.columbia.edu/~smb/blog/2009-03/2009-03-08.html},
}