% Datatracker information for RFCs on the Legacy Stream is unfortunately often % incorrect. Please correct the bibtex below based on the information in the % actual RFC at https://rfc-editor.org/rfc/rfc1948.txt @misc{rfc1948, series = {Request for Comments}, number = 1948, howpublished = {RFC 1948}, publisher = {RFC Editor}, doi = {10.17487/RFC1948}, url = {https://www.rfc-editor.org/info/rfc1948}, author = {Steven M. Bellovin}, title = {{Defending Against Sequence Number Attacks}}, pagetotal = 6, year = 1996, month = may, abstract = {IP spoofing attacks based on sequence number spoofing have become a serious threat on the Internet (CERT Advisory CA-95:01). While ubiquitous crypgraphic authentication is the right answer, we propose a simple modification to TCP implementations that should be a very substantial block to the current wave of attacks. This memo provides information for the Internet community. This memo does not specify an Internet standard of any kind.}, }