Basil Dolmatov wrote:
Your and my ISPs are loosely connected by a chain of social trust
relationships between adjacent ISPs, which is why we can exchange
packets over the Internet
with reasonable security.
No. Without any security at all.
No garanties of delivery, no origin validation, no path validation, etc.
Hmmmm, you seemingly do not know anything about reasonable security
over the current Internet such as "return routability", on which
many protocols depend.
"social trust relationship" can arrange packet delivery but cannot arrange
responsibility for proper delivery.
BGP is the mechanism for ISPs to exchange information on which
ISPs are responsible for proper delivery of packets destined
to which address ranges.
For you, your ISP is, representing the Internet, responsible for the
I as have said before the picture you are drawing reflects
Internet 20 years ago, when all participants cooperated and
worked on the benefit of the network.
To your surprise, reasonable security by network operators is
not so new. Highly commercial telcos have been offering it for
about 100 years. That is, if you dial my phone number, you can
reasonably expect to reach my phone.
With no security at all. Otherwise we would have never heard about "cache
Cache poisoning is a problem of poor implementations to handle
additional information including glue.
P.S. Just to mention: I liked Internet 20 years ago much more and a bit
nostalgic about it.
See above for more than 100 years of history.
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