Re: [mailop] Requests with mixed caesar cipher encoding from microsoft ips

2023-05-02 Thread Tom I via mailop
On 02/05/2023 18:18, Michael Peddemors via mailop wrote: Do you have a sampling of the IPs, and we can see if it correlates with some of our datasets? We saw similar requests earlier this year, around February and March. One of our applications generates URLs in the form "...?key=chars>&n=" -

Re: [mailop] Requests with mixed caesar cipher encoding from microsoft ips

2023-05-02 Thread Michael Peddemors via mailop
Do you have a sampling of the IPs, and we can see if it correlates with some of our datasets? Sure would be nice if the big guys, did a better job of SWIP on their ranges, so we know which ones they operate, vs the ones they rent. On 2023-05-02 07:34, Abuse Department - Advision via mailop wr

Re: [mailop] Requests with mixed caesar cipher encoding from microsoft ips

2023-05-02 Thread Daniel K. via mailop
On 5/2/23 14:34, Abuse Department - Advision via mailop wrote: > I'm starting to think that this is not a malicious activity but some > kind of anonymization/url checking action from some Microsoft or anti > Malware system. > > Those are some example of the encoded parameters > > [...] > > uggcf

[mailop] Requests with mixed caesar cipher encoding from microsoft ips

2023-05-02 Thread Abuse Department - Advision via mailop
Hi all, since 28/04 we are observing a huge amount of requests coming from Microsoft ips to our link tracking system. In the emails we send we override al links to point to our link tracking system, but we are seeing that many tracking requests are coming with the query string parameters obfuscate