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From: Luke Howard <lukeh@padl.com>
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Subject: Re: 119100524000153 NegoEx alerts
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To: Greg Hudson <ghudson@mit.edu>
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> On 24 Oct 2019, at 2:44 am, Greg Hudson <ghudson@mit.edu> wrote:
>=20
> been written for Windows.  (My vague understanding is that Windows =
makes
> it complicated for SSPs to be advertised directly under SPNEGO, so =
they
> tend to be negotiated via NegoEx.)

Yes, from Windows 8, it=E2=80=99s not possible for an SSP to advertise =
as both SPNEGO and NegoEx, and also there are some limitations to =
advertising it under SPNEGO (you need to place it in front of NTLM for =
example). So it can be useful from an interop perspective.

Cheers,
Luke=

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<html><head>
<meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3Dutf-8"></=
head><body style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; line-b=
reak: after-white-space;" class=3D""><br class=3D""><div><blockquote type=
=3D"cite" class=3D""><div class=3D"">On 24 Oct 2019, at 2:44 am, Greg Hudso=
n &lt;<a href=3D"mailto:ghudson@mit.edu" class=3D"">ghudson@mit.edu</a>&gt;=
 wrote:</div><br class=3D"Apple-interchange-newline"><div class=3D""><span =
style=3D"caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 14px=
; font-style: normal; font-variant-caps: normal; font-weight: normal; lette=
r-spacing: normal; text-align: start; text-indent: 0px; text-transform: non=
e; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; =
text-decoration: none; float: none; display: inline !important;" class=3D""=
>been written for Windows. &nbsp;(My vague understanding is that Windows ma=
kes</span><br style=3D"caret-color: rgb(0, 0, 0); font-family: Helvetica; f=
ont-size: 14px; font-style: normal; font-variant-caps: normal; font-weight:=
 normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-=
transform: none; white-space: normal; word-spacing: 0px; -webkit-text-strok=
e-width: 0px; text-decoration: none;" class=3D""><span style=3D"caret-color=
: rgb(0, 0, 0); font-family: Helvetica; font-size: 14px; font-style: normal=
; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; t=
ext-align: start; text-indent: 0px; text-transform: none; white-space: norm=
al; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: non=
e; float: none; display: inline !important;" class=3D"">it complicated for =
SSPs to be advertised directly under SPNEGO, so they</span><br style=3D"car=
et-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 14px; font-style=
: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: n=
ormal; text-align: start; text-indent: 0px; text-transform: none; white-spa=
ce: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decorat=
ion: none;" class=3D""><span style=3D"caret-color: rgb(0, 0, 0); font-famil=
y: Helvetica; font-size: 14px; font-style: normal; font-variant-caps: norma=
l; font-weight: normal; letter-spacing: normal; text-align: start; text-ind=
ent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -we=
bkit-text-stroke-width: 0px; text-decoration: none; float: none; display: i=
nline !important;" class=3D"">tend to be negotiated via NegoEx.)</span></di=
v></blockquote></div><br class=3D""><div class=3D"">Yes, from Windows 8, it=
=E2=80=99s not possible for an SSP to advertise as both SPNEGO and NegoEx, =
and also there are some limitations to advertising it under SPNEGO (you nee=
d to place it in front of NTLM for example). So it can be useful from an in=
terop perspective.</div><div class=3D""><br class=3D""></div><div class=3D"=
">Cheers,</div><div class=3D"">Luke</div></body></html>=

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