Thanks for the info Ryan,

we hope it would be over soon..

On Aug 7, 11:05 pm, Ryan Sarver <> wrote:
> I wanted to send everyone an update to let you know what has been happening,
> the known issues, some suggestions on how to resolve them and some idea of
> how to move forward.
> *Whats been happening*
> As you know all too well Twitter, among other services, has been getting hit
> pretty hard with a DDoS attack over the past 24+ hours. Yesterday we saw the
> attack come in a number of waves and from a number of different vectors
> increasing in intensity along the way. We were able to stabilize our own
> service for a bit, hence Biz's post saying all was
> well<>,
> but that didn't mean the attacks had ceased. In fact, at around 3am PST
> today the attacks intensified to almost 10x of what it was yesterday. In
> order for us to defend from the attack we have had to put a number of
> services in place and we know that some of you have gotten caught in the
> crossfire. Please know we are as frustrated as you are and wish there was
> more we could have communicated along the way.
> *Known Issues*
> * - HTTP 300 response codes* - One of the measures in thwarting the
> onslaught requires that all traffic respect HTTP 30x response codes. This
> will help us identify the good traffic from the bad.
> * - General throttling* - Try to throttle your services back as much as
> possible for you to continue operating. We are working on our end to better
> understand the logic used in throttling traffic on the edge of the network
> and will communicate what we can, but the best idea is to just throttle back
> as much as you can in the mean time.
> * - Streaming API* - as part of the edge throttling we know requests to the
> Streaming API with lists of keywords or uses are getting dropped because the
> request is too large. We are working to get this filter removed and will
> update the list when we know more.
> - *Unexpected HTTP response codes* - we know people are seeing a lot of
> other weirdness and we aren't exactly sure what to attribute the various
> issues to, but know that you aren't alone.
> As the attacks change our tactics for defense will likely need to change as
> well, so stay active on the list and let us know what problems you are
> seeing and we will do our best to help guide you along.
> *Moving forward *
> We will try to communicate as much as we can so you guys are up to speed as
> things change and progress. I personally apologize for not communicating
> more in the mean time but there hasn't been much guidance we have been able
> to give other than hold tight with us. We fully appreciate all the long
> hours you are putting in to keep your apps running and supporting your users
> and know we are frustrated with you. Continue to watch this list,
> and @twitterapi for updates
> Thanks for your patience, Ryan
> PM, Platform Team
> @rsarver <>

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