检查发现使用nslookup不能成功对wpad.domainname.com进行解析 手动删除并重建wpad记录无效 经过查找相关资料,在2008 DNS中添加了一个新的功能 Global Query Block List区域,将WPAD(Web Proxy Automatic Discovery Protocol),ISATAP(Intra-site Tunnel Addressing Protocol)加入了阻止查询区域。 使用命令 dnscmd /config /...
Windows2008的DNS配置WPAD记录 公司前几天把其中一台Dc升级为Windows Server 2008 R2,结果今天发现所有的客户端IE代理不能通过自动发现。检查发现使用nslookup不能成功对wpad.domainname.com进行解析手动删除并重建wpad记录无效经过查找相关资料,在2008 DNS中添加了一个新的功能 Global Query Block List区域,将WPAD(Web...
connect-by hostname removed.slack.com:443 2/2/15 11:56:51.467 PM networkd[162]: -[NETProxyLookup pacLookupComplete:proxies:error:] PAC evaluation error: Error Domain=kCFErrorDomainCFNetwork Code=308 "The operation couldn’t be completed. (kCFErrorDomainCFNetwork error 308.)" 2/2/15 11:...
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An organizational/local network is not already hosting a WPAD server that appears earlier in the WPAD DNS lookup chain Once the attacker successfully registers such a domain and receives requests, the same three proxy attack scenarios outlined at the beginning of this section will also apply here....
So, where’s the delay coming from? In this case, the delay comes from two places: a two second delay forPAC_FILE_DECIDER_WAITand a one second delay for the DNS lookup ofwpad. The two secondPAC_FILE_DECIDER_WAIT[Step #2] is adeliberate delaythat is meant to delay PAC lookups after...
Ask the DNS server who is called "wpad" (or wpad.[mydomain.com]). Jump to #4 if a the lookup was successful. Broadcast a NetBIOS Name Service message and ask for "WPAD". Continue to #4 if anyone on the network claims to be called "WPAD", otherwise don't use any web proxy. ...
This would in turn cause a DNS lookup with the leaked token. If the attacker controls the DNS server (and this is pretty much possible with a fast DHCP server), he or she would then have retrieved the data. Another option for the attacker would be to simply make a direct DNS request ...