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Evernote struck by denial of service cyber-attack Evernote struck by denial of service cyber-attack
(about 2 hours later)
The popular online notes and web clippings saving service Evernote has suffered disruption after coming under cyberattack.The popular online notes and web clippings saving service Evernote has suffered disruption after coming under cyberattack.
The firm tweeted that it was trying to neutralise a denial of service attack on Tuesday evening. The firm said it was hit by a distributed denial of service attack that began on Tuesday.
Some members have been unable to synchronise their filings from one device to another while it continues. Some members were temporarily unable to synchronise their filings from one device to another while it continued.
The California-based company announced last month that it had more than 100 million users.The California-based company announced last month that it had more than 100 million users.
Denial of service (DoS) attacks are caused by an attack directing huge amounts of data to a target's computer servers in an effort to overwhelm them. Distributed denial of service (DDoS) attacks are caused by what can be thousands of computers sending huge amounts of data to a target's servers in an effort to overwhelm them.
This sometimes involves hijacked computers - whose owners may be unaware of their involvement - in what is known as a botnet. This sometimes involves hijacked PCs - whose owners may be unaware of their involvement - in what is known as a botnet.
This is not the first time the storage service has been compromised. In 2013 it said hackers had managed to access user names, email addresses and encrypted passwords.This is not the first time the storage service has been compromised. In 2013 it said hackers had managed to access user names, email addresses and encrypted passwords.
However, it appears that the latest cyber-assault is more limited.However, it appears that the latest cyber-assault is more limited.
"We do not have an identity to tie to the attack," spokeswoman Ronda Scott told the BBC. Spokeswoman Ronda Scott told the BBC that the cyber-assault, caused by an unknown perpetrator, began at 14:25 local time [22:25 BST] on Tuesday and had not yet ended.
"It started at about 14:25 local time [22:25 BST] and continues. We're actively working to mitigate the attack and service is now intermittent." "We continue to mitigate the effects of the attack, but have successfully returned Evernote to service," she added.
"As is the nature of DDoS attacks, there was no data loss, and no accounts were compromised."