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Should I expect reception of packets in hping3 --flood?


HTTP server, SYN flooding, and DoS attack questionsCan someone explain what this vulnerability means?Is SYN flooding still a threat?SYN flooding still a threat to servers?VPS under DDoS AttacksHow to prevent DDOS syn attackLinux: prevent outgoing TCP floodMy VPS send an outbound attackMy server is getting SYN Flooded, i have a few questionsSlow SYN flood: preventing SYN amplification?






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0















I'm testing a newly purchased VPS for DDoS vulnerability using hping3.



If I do not use --flood, everything goes fine and I see close to 0% packet loss every time. But If I do use --flood, then the packet loss is always 100%. Is this normal?



I think that hping3 is not waiting for enough time to receive the ACK and is just flooding the VPS with SYN requests. Could this be the case or are the SYN requests not being sent at all?










share|improve this question




























    0















    I'm testing a newly purchased VPS for DDoS vulnerability using hping3.



    If I do not use --flood, everything goes fine and I see close to 0% packet loss every time. But If I do use --flood, then the packet loss is always 100%. Is this normal?



    I think that hping3 is not waiting for enough time to receive the ACK and is just flooding the VPS with SYN requests. Could this be the case or are the SYN requests not being sent at all?










    share|improve this question
























      0












      0








      0








      I'm testing a newly purchased VPS for DDoS vulnerability using hping3.



      If I do not use --flood, everything goes fine and I see close to 0% packet loss every time. But If I do use --flood, then the packet loss is always 100%. Is this normal?



      I think that hping3 is not waiting for enough time to receive the ACK and is just flooding the VPS with SYN requests. Could this be the case or are the SYN requests not being sent at all?










      share|improve this question














      I'm testing a newly purchased VPS for DDoS vulnerability using hping3.



      If I do not use --flood, everything goes fine and I see close to 0% packet loss every time. But If I do use --flood, then the packet loss is always 100%. Is this normal?



      I think that hping3 is not waiting for enough time to receive the ACK and is just flooding the VPS with SYN requests. Could this be the case or are the SYN requests not being sent at all?







      ping ddos denial-of-service vulnerabilities






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Oct 16 '15 at 14:50









      anukulanukul

      1043




      1043




















          2 Answers
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          0














          From just this it is impossible to tell. Look at a packet trace on the receiving end.



          Your test is also odd... hping3 is a good tool for SYN flooding, but this is not DDoS; the first D there is for distributed, meaning multiple hosts. You are testing against DoS.



          Depending on where you are testing from, your ISP or the transit provider serving your VPS or your VPS host might be blocking the traffic automatically... the latter two are what you want, right?






          share|improve this answer






























            0














            When using --flood it does not measure response packets, packet loss will always be 100%. Do not use the packet loss # to gauge the success of your attack.



            I always ping the target from another computer on another network to gauge the success of the attack, sometimes your own router will drop the packets if it has a firewall and small home switches/routers can sometimes get congested by --flood. This leads you to thinking the target is down, when it's really just your own network messing you up.






            share|improve this answer























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              2 Answers
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              active

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              active

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              active

              oldest

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              0














              From just this it is impossible to tell. Look at a packet trace on the receiving end.



              Your test is also odd... hping3 is a good tool for SYN flooding, but this is not DDoS; the first D there is for distributed, meaning multiple hosts. You are testing against DoS.



              Depending on where you are testing from, your ISP or the transit provider serving your VPS or your VPS host might be blocking the traffic automatically... the latter two are what you want, right?






              share|improve this answer



























                0














                From just this it is impossible to tell. Look at a packet trace on the receiving end.



                Your test is also odd... hping3 is a good tool for SYN flooding, but this is not DDoS; the first D there is for distributed, meaning multiple hosts. You are testing against DoS.



                Depending on where you are testing from, your ISP or the transit provider serving your VPS or your VPS host might be blocking the traffic automatically... the latter two are what you want, right?






                share|improve this answer

























                  0












                  0








                  0







                  From just this it is impossible to tell. Look at a packet trace on the receiving end.



                  Your test is also odd... hping3 is a good tool for SYN flooding, but this is not DDoS; the first D there is for distributed, meaning multiple hosts. You are testing against DoS.



                  Depending on where you are testing from, your ISP or the transit provider serving your VPS or your VPS host might be blocking the traffic automatically... the latter two are what you want, right?






                  share|improve this answer













                  From just this it is impossible to tell. Look at a packet trace on the receiving end.



                  Your test is also odd... hping3 is a good tool for SYN flooding, but this is not DDoS; the first D there is for distributed, meaning multiple hosts. You are testing against DoS.



                  Depending on where you are testing from, your ISP or the transit provider serving your VPS or your VPS host might be blocking the traffic automatically... the latter two are what you want, right?







                  share|improve this answer












                  share|improve this answer



                  share|improve this answer










                  answered Oct 16 '15 at 22:04









                  Falcon MomotFalcon Momot

                  22.8k104979




                  22.8k104979























                      0














                      When using --flood it does not measure response packets, packet loss will always be 100%. Do not use the packet loss # to gauge the success of your attack.



                      I always ping the target from another computer on another network to gauge the success of the attack, sometimes your own router will drop the packets if it has a firewall and small home switches/routers can sometimes get congested by --flood. This leads you to thinking the target is down, when it's really just your own network messing you up.






                      share|improve this answer



























                        0














                        When using --flood it does not measure response packets, packet loss will always be 100%. Do not use the packet loss # to gauge the success of your attack.



                        I always ping the target from another computer on another network to gauge the success of the attack, sometimes your own router will drop the packets if it has a firewall and small home switches/routers can sometimes get congested by --flood. This leads you to thinking the target is down, when it's really just your own network messing you up.






                        share|improve this answer

























                          0












                          0








                          0







                          When using --flood it does not measure response packets, packet loss will always be 100%. Do not use the packet loss # to gauge the success of your attack.



                          I always ping the target from another computer on another network to gauge the success of the attack, sometimes your own router will drop the packets if it has a firewall and small home switches/routers can sometimes get congested by --flood. This leads you to thinking the target is down, when it's really just your own network messing you up.






                          share|improve this answer













                          When using --flood it does not measure response packets, packet loss will always be 100%. Do not use the packet loss # to gauge the success of your attack.



                          I always ping the target from another computer on another network to gauge the success of the attack, sometimes your own router will drop the packets if it has a firewall and small home switches/routers can sometimes get congested by --flood. This leads you to thinking the target is down, when it's really just your own network messing you up.







                          share|improve this answer












                          share|improve this answer



                          share|improve this answer










                          answered Jul 4 '18 at 15:53









                          GuidedHackingGuidedHacking

                          1012




                          1012



























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