Professor, Tsinghua U Ⰰ 䌀栀椀渀愀
㰀⼀栀㐀㸀㰀䈀爀㸀
䴀爀⸀ 䨀甀渀 䈀椀 爀攀挀攀椀瘀攀搀 䈀⸀匀⸀Ⰰ 䴀⸀匀⸀Ⰰ 愀渀搀 倀栀⸀䐀⸀ 搀攀最爀攀攀猀 椀渀 挀漀洀瀀甀琀攀爀 猀挀椀攀渀挀攀 昀爀漀洀 吀猀椀渀最栀甀愀 唀渀椀瘀攀爀猀椀琀礀Ⰰ 䈀攀椀樀椀渀最Ⰰ 䌀栀椀渀愀⸀ 䌀甀爀爀攀渀琀氀礀 栀攀 椀猀 愀 昀甀氀氀 瀀爀漀昀攀猀猀漀爀 愀渀搀 搀椀爀攀挀琀漀爀 漀昀 一攀琀眀漀爀欀 䄀爀挀栀椀琀攀挀琀甀爀攀 ☀ 䤀倀瘀㘀 刀攀猀攀愀爀挀栀 䐀椀瘀椀猀椀漀渀Ⰰ 䤀渀猀琀椀琀甀琀攀 昀漀爀 一攀琀眀漀爀欀 匀挀椀攀渀挀攀猀 愀渀搀 䌀礀戀攀爀猀瀀愀挀攀 ⠀昀漀爀洀攀爀 一攀琀眀漀爀欀 刀攀猀攀愀爀挀栀 䌀攀渀琀攀爀⤀ 漀昀 吀猀椀渀最栀甀愀 唀渀椀瘀攀爀猀椀琀礀㬀 倀栀⸀䐀⸀ 猀甀瀀攀爀瘀椀猀漀爀 漀昀 䐀攀瀀琀⸀ 漀昀 䌀漀洀瀀甀琀攀爀 匀挀椀攀渀挀攀 䐀攀瀀愀爀琀洀攀渀琀 漀昀 吀猀椀渀最栀甀愀 唀渀椀瘀攀爀猀椀琀礀㬀 洀攀洀戀攀爀 漀昀 吀猀椀渀最栀甀愀 一愀琀椀漀渀愀氀 䰀愀戀漀爀愀琀漀爀礀 昀漀爀 䤀渀昀漀爀洀愀琀椀漀渀 匀挀椀攀渀挀攀 愀渀搀 吀攀挀栀渀漀氀漀最礀⸀ 䠀攀 椀猀 琀栀攀 氀攀愀搀椀渀最 攀砀瀀攀爀琀 ⠀倀䤀⤀ 漀昀 琀栀攀 昀椀爀猀琀 洀愀樀漀爀 匀䐀一 瀀爀漀樀攀挀琀 猀甀瀀瀀漀爀琀攀搀 戀礀 ᰀ㠠㘀㌀ᴀ†䠀椀最栀ⴀ琀攀挀栀 瀀爀漀最爀愀洀 ⠀䌀栀椀渀愀 䴀椀渀椀猀琀爀礀 漀昀 匀挀椀攀渀挀攀 愀渀搀 吀攀挀栀渀漀氀漀最礀⤀㨀 䘀甀琀甀爀攀 一攀琀眀漀爀欀 愀爀挀栀椀琀攀挀琀甀爀攀 愀渀搀 䤀一渀漀瘀愀琀椀漀渀 䔀渀瘀椀爀漀渀洀攀渀琀 ⠀䘀䤀一䔀⤀⸀ 䠀攀 椀猀 琀栀攀 挀漀ⴀ昀漀甀渀搀攀爀 漀昀 䌀栀椀渀愀 匀䐀一 愀渀搀 伀瀀攀渀 一攀琀眀漀爀欀椀渀最 䔀砀瀀攀爀琀 䌀漀洀洀椀琀琀攀攀 愀渀搀 猀攀爀瘀攀猀 愀猀 琀栀攀 䔀砀攀挀甀琀椀瘀攀 䌀栀愀椀爀⸀ 䠀攀 椀猀 愀氀猀漀 琀栀攀 挀漀渀猀甀氀琀椀渀最 洀攀洀戀攀爀 漀昀 猀攀瘀攀爀愀氀 最漀瘀攀爀渀洀攀渀琀愀氀 琀攀挀栀渀椀挀愀氀 挀漀洀洀椀琀琀攀攀猀⸀ 㰀戀爀㸀
䠀椀猀 爀攀猀攀愀爀挀栀 椀渀琀攀爀攀猀琀猀 椀渀挀氀甀搀攀 䤀渀琀攀爀渀攀琀 䄀爀挀栀椀琀攀挀琀甀爀攀 愀渀搀 倀爀漀琀漀挀漀氀猀Ⰰ 䘀甀琀甀爀攀 䤀渀琀攀爀渀攀琀Ⰰ 䤀渀琀攀爀渀攀琀 刀漀甀琀椀渀最Ⰰ 愀渀搀 䤀倀瘀㘀⸀ 䠀攀 栀愀猀 猀甀挀挀攀猀猀昀甀氀氀礀 氀攀愀搀 琀攀渀猀 漀昀 最漀瘀攀爀渀洀攀渀琀 猀甀瀀瀀漀爀琀攀搀 漀爀 椀渀琀攀爀渀愀琀椀漀渀愀氀 挀漀氀氀愀戀漀爀愀琀椀漀渀 爀攀猀攀愀爀挀栀 瀀爀漀樀攀挀琀猀Ⰰ 瀀甀戀氀椀猀栀攀搀 洀漀爀攀 琀栀愀渀 爀攀猀攀愀爀挀栀 瀀愀瀀攀爀猀 愀渀搀 ㈀ 䤀渀琀攀爀渀攀琀 刀䘀䌀猀 漀爀 搀爀愀昀琀猀 ⠀㐀 漀昀 琀栀攀洀 眀攀爀攀 愀瀀瀀爀漀瘀攀搀⤀Ⰰ 漀眀渀攀搀 琀眀攀渀琀礀 椀渀渀漀瘀愀琀椀漀渀 瀀愀琀攀渀琀猀Ⰰ 爀攀挀攀椀瘀攀搀 渀愀琀椀漀渀愀氀 猀挀椀攀渀挀攀 愀渀搀 琀攀挀栀渀漀氀漀最礀 愀搀瘀愀渀挀攀洀攀渀琀 瀀爀椀稀攀猀Ⰰ 愀渀搀 椀猀 猀甀瀀瀀漀爀琀攀搀 戀礀 瀀爀漀最爀愀洀 漀昀 䴀椀渀椀猀琀爀礀 漀昀 䔀搀甀挀愀琀椀漀渀 漀昀 䌀栀椀渀愀 昀漀爀 一攀眀 䌀攀渀琀甀爀礀 䔀砀挀攀氀氀攀渀琀 吀愀氀攀渀琀猀⸀ 㰀戀爀㸀
䠀攀 猀攀爀瘀攀搀 愀猀 䌀漀ⴀ䌀栀愀椀爀猀 漀昀 䤀䔀䔀䔀 䤀一䘀伀䌀伀䴀 一伀䴀 眀漀爀欀猀栀漀瀀 ⠀一愀洀攀 伀爀椀攀渀琀攀搀 䴀漀戀椀氀椀琀礀⤀Ⰰ 䤀䔀䔀䔀 䤀䌀一倀 䘀䤀匀吀 眀漀爀欀猀栀漀瀀 ⠀䘀甀琀甀爀攀 䤀渀琀攀爀渀攀琀 匀攀挀甀爀椀琀礀 愀渀搀 吀爀甀猀琀⤀Ⰰ 䤀䔀䔀䔀 䤀䌀䌀䌀一 一䄀䌀匀䐀 吀爀愀挀欀 ⠀一攀琀眀漀爀欀 䄀爀挀栀椀琀攀挀琀甀爀攀 愀渀搀 䌀氀攀愀渀 匀氀愀琀攀 䐀攀猀椀最渀⤀Ⰰ 䄀䌀䴀 䴀漀戀椀栀漀挀 一伀䴀 眀漀爀欀猀栀漀瀀 ⠀䔀洀攀爀最椀渀最 一愀洀攀ⴀ伀爀椀攀渀琀攀搀 䴀漀戀椀氀攀 一攀琀眀漀爀欀⤀Ⰰ 愀渀搀 䄀䌀䴀 䄀䤀一吀䔀䌀 䄀圀䘀䤀吀 眀漀爀欀猀栀漀瀀 ⠀䄀猀椀愀渀 圀漀爀欀猀栀漀瀀 漀渀 䘀甀琀甀爀攀 䤀渀琀攀爀渀攀琀 吀攀挀栀渀漀氀漀最礀⤀Ⰰ 愀渀搀 吀倀䌀 洀攀洀戀攀爀猀 漀昀 洀愀渀礀 椀渀琀攀爀渀愀琀椀漀渀愀氀 愀挀愀搀攀洀椀挀 挀漀渀昀攀爀攀渀挀攀猀Ⰰ 猀甀挀栀 愀猀 䤀䌀一倀Ⰰ 匀䤀䜀䌀伀䴀䴀ⴀ䠀漀琀匀䐀一Ⰰ 匀䤀䜀䌀伀䴀䴀ⴀ䤀䌀一Ⰰ 䤀一䘀伀䌀伀䴀ⴀ一伀䴀Ⰰ 䤀一䘀伀䌀伀䴀ⴀ一伀䴀䔀一Ⰰ 䌀漀一攀砀琀Ⰰ 䤀䌀䐀䌀匀Ⰰ 䤀䌀䌀䌀一Ⰰ 䤀圀儀漀匀Ⰰ 䜀氀漀戀攀挀漀洀Ⰰ 䤀䌀䌀Ⰰ 一攀琀眀漀爀欀椀渀最Ⰰ 一䜀䤀Ⰰ 攀琀挀⸀ 䠀攀 椀猀 䌀漀ⴀ挀栀愀椀爀 漀昀 䄀猀椀愀䘀䤀 ⠀䄀猀椀愀 䘀甀琀甀爀攀 䤀渀琀攀爀渀攀琀 䘀漀爀甀洀⤀ 匀琀攀攀爀椀渀最 䜀爀漀甀瀀 愀渀搀 愀渀 伀一䘀 ⠀伀瀀攀渀 一攀琀眀漀爀欀椀渀最 䘀漀甀渀搀愀琀椀漀渀⤀ 刀攀猀攀愀爀挀栀 䄀猀猀漀挀愀椀琀攀⸀
㰀戀爀㸀ऀऀ
ऀऀऀऀ
ऀऀऀ㰀⼀瀀㸀
ऀऀऀऀऀ㰀猀琀爀漀渀最㸀䄀戀猀琀爀愀挀琀㨀㰀⼀猀琀爀漀渀最㸀㰀戀爀 ⼀㸀
The current Internet suffers from source IP address spoofing. Source Address Validation is the technology to filter spoofed traffic then enhance the network security. Tsinghua University successfully designed, implemented and deployed new source address validation technologies, some solutions were approved by IETF SAVI working group as RFCs. This presentation will introduce Tsinghua University's efforts in source address validation area and show why those new technologies are incremental deployable in the current Internet. Then we will also introduce our on-going work to enhance source address validation technologies with Software Defined Networking.ऀऀऀ㰀⼀搀椀瘀㸀 㰀℀ⴀⴀ 崀₰ⴀⴀ㸀 ऀ
