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Dropbox Scores Patent for Peer-to-Peer Syncing

dimanche 3 janvier 2016 à 21:12

dropboxThere are dozens of sync and backup services available on the Internet, but most have a major drawback. They rely on external cloud-based hosting.

This may work well for smaller files, but when large videos have to be distributed among several devices people may run into trouble. This is one of the reasons why BitTorrent Sync has become quite popular.

Dropbox, one of the leading cloud syncing services, also appears to realize that there’s an opportunity here. Behind the scenes the company has been working on a technology that allows users to share files across different devices through secure P2P transfers.

This month the company scored a patent for a secure peer-to-peer synchronization system through which users can quickly share and collaborate on files without uploading them to Dropbox’s servers.

“Peer-to-peer distributed sharing of the content items in such an online content management system can eliminate bottlenecks, thereby increasing the speed at which the content items can be shared among the individuals,” Dropbox explains

“In particular, in peer-to-peer distributed sharing, the individuals can directly transfer the content items from one computer or electronic device to another, instead of uploading and downloading the content items to and from remote storage in the online content management system,” they add.

Dropbox’ P2P synchronization

dropbox-patent

This type of peer-to-peer sharing is useful for groups of people who require access to the same files, especially if they are large. In addition, the technology could also help to quickly share the files of one person between different devices.

However, P2P syncing can also lead to all kinds of conflicts and errors, in particular when more people are working on the same file at the same time. After all, the system must know what files are the most recent and how to properly distribute them.

To address this Dropbox’s system will allow users to provide a cryptographic key to a server. This signals what version of the file they have and how it should be synchronized across the other devices.

“…the recipients can use the cryptographic key during peer-to-peer distributed sharing of the version of the content item among the user and the recipients in a shared network (intranet or Internet) without synchronization conflicts …,” the patent reads.

The patent is an interesting development. If Dropbox goes ahead and implements a form of peer-to-peer syncing then this would greatly increase the appeal to users who share large data files, such as editors and graphic designers.

In a way it’s framed as a competitor for BitTorrent Sync, which specifically targets this niche. Launched in 2013, BitTorrent Sync allows users to become their own cloud and share massive files without storing them on external central servers.

BitTorrent Sync previously announced that it was seven times faster than Dropbox, which may have prompted the cloud syncing service to follow BitTorrent’s peer-to-peer lead.

Source: TorrentFreak, for the latest info on copyright, file-sharing, torrent sites and ANONYMOUS VPN services.

Secret Lovers: Public and Private Torrent Sites

dimanche 3 janvier 2016 à 09:20

loveThe endlessly entertaining /r/trackers and /r/torrents subs of Reddit are inhabited by a broad range of BitTorrent users, from the just starting out to the seriously experienced. As a result discussions range from the very basic to the fairly complex which makes them great environments for those of all skill levels.

The million dollar question

Pretty regularly the topic lands on the differences between public and private torrent sites and the inevitable million dollar question: Which is the best?

As someone who has seen this conversation play out dozens of times before it’s no surprise what happens next. Users of each type of site regularly batten down the hatches and go head to head with their perceived rivals in a battle to be won at all costs.

But the truth is this: public and private sites and their users might sometimes pretend to hate or have disrespect for each other, but the existence of both amounts to a match made in heaven. They squabble and bicker in public, but quietly they crave each other’s attention. In fact, these secret lovers can barely stand to be apart.

‘Elite’ torrent users didn’t appear by magic

Many (not all) private trackers work on the assumption that their users are among the elite. These individuals have perfectly honed systems, underpinned by the finest torrent client setups ever seen. Their sharing manners are impeccable and their access to content unprecedented.

Surprise!! These users didn’t simply appear out of thin air.

The majority of today’s “elite” users will have started out on the public torrent scene where they picked up knowledge and developed their skills over time, possibly several years. Like many they will have heard of the private tracker streets paved with gold and aspired to tread them one day.

Eventually, when luck, judgment and an existing member with invites all collided, Joe Public will have entered the Promised Land. The chances are he will have been impressed by what he found. Many private trackers display exceptional attention to detail, are meticulous in their presentation, and have great communities to boot.

But make no mistake, without his training on the public scene Mr Public would not have lasted long on a private tracker. Thankfully he already knew many if not all of the basics and while private site staff might not like the public scene too much, they are grateful to it for educating their new recruit. Rarely will they admit it, however.

Join us – if you can (but it won’t be easy)

Perhaps one of the most interesting things about the private / public rivalry is how the former absolutely needs the latter to boost its ranks. Many private tracker users/staffers hang out on /r/trackers and /r/torrents and many are happy to answer questions. Need movies faster? Better quality music? Cure for arthritis? Join a private tracker!

However, as many advice recipients discover, that’s often easier said than done. Most private sites have strict limits on the number of members allowed in and the majority require users to be invited. Several demand that prospective members sit an entrance exam or interview to get in. It can be a real hassle.

No room at the inn :(

That said, limited availability of member slots exists for a number of reasons, not least technical limitations and other practicalities of running a relatively small site.

While this is a nuisance for those looking to get in, this is a real plus for private trackers. Not only do they have the luxury of picking and choosing new entrants, they also maintain the exclusivity that makes them so desirable to join in the first place. But just as new members trickle in, other things flood right out.

Thanks for the content, private trackers

For many years the so-called warez scene was the source of much of the content available online today. Things are changing in a very big way though and P2P distribution is now the uncrowned king.

Recently a flood of DVD screeners began to hit the Internet yet none of them came from a traditional ‘Scene’ source. In fact (and as far as the masses are concerned) most of them first appeared for the early enjoyment of the lucky individuals inhabiting private trackers. Eventually nearly all of them spread to public sites though. And users of those sites are grateful, even if they don’t mention it.

They should just get along

The ubiquitous nature of public sites has created a wealth of interest in file-sharing that private sites could never have managed on their own. Both have benefited as a result and it’s hard to escape that.

Also, most private torrent site users were doing their thing in public at one stage and when it comes to swelling their ranks, footfall to private sites is provided by the public. ‘Elite’ users don’t just appear out of thin air.

And, when Joe Public finds he can’t or refuses to keep up with the often stringent rules and requirements of private trackers, there needs to be a safety net or he could disappear from the P2P sharing scene entirely. Where does he go? Back to public torrent sites, of course.

Finally, for those who like to measure the quality of public and private sites by comparing YIFY rips with those more exclusively available – two words:

Gateway. Drug.

Excited new recruits coming up……and the secret love affair continues.

Source: TorrentFreak, for the latest info on copyright, file-sharing, torrent sites and ANONYMOUS VPN services.

Top 10 Most Popular Torrent Sites of 2016

samedi 2 janvier 2016 à 22:01

2016Most file-sharers are creatures of habit, but when their favorite site disappears they gladly hop over to the next one.

This is also reflected in our annual top 10 which sees the usual names on top but also features some dubious newcomers.

One of the major changes came with the hostile takeover of the popular TV-torrent site EZTV. This prompted the popular TV-torrent distribution group to shut down last May. Another group took over the popular brand and continued with their own ‘unofficial’ EZTV releases. We therefore marked the site as a newcomer.

Something similar happened to YIFY’s YTS website, when the Australian admin ran into legal trouble. The official YTS website shut down but it was quickly replaced by the “unofficial” YTS.ag, which gathered a large user-base over the past two months.

Apparently, most torrent users are happy as long as they can get their fix, no matter what the source is.

KickassTorrents (KAT) remains the most visited torrent site and continues to grow. The Pirate Bay is listed in second place and made a strong comeback after nearly two months of downtime spanning the turn of the year. Since the site has been operating from several domain names until a few days ago, we chose not to list an Alexa rank.

Finally, it’s worth noting that Rutracker would have made it into the top five based on the number of visitors. However, we choose to only include English language content sites.

Below is the full list of the top 10 most-visited torrent sites at the start of the new year. The list is based on various traffic reports and we display the Alexa rank for each. In addition, we include last year’s ranking for each of the 10 sites.

1. KickassTorrents

KickassTorrents was founded in 2009 and surpassed The Pirate Bay in traffic last year. Battling various censorship efforts the site has burned through a few different domain names over the years. Most recently it switched to a Costa Rican .cr domain after it lost its Somalian .so address.

Alexa Rank: 85 / Last year #1

2. The Pirate Bay

The Pirate Bay is one of the main piracy icons. The torrent site wasn’t online at the beginning of 2015 and had to deal with a staff revolt. However, it quickly regained millions of users after a successful comeback operating from a hydra of domain names until last week.

Alexa Rank: NA / Compete Rank: NA / Last year #4

3. ExtraTorrent

ExtraTorrent continues to gain more traffic and has become one of the most active torrent communities. The site is also the home of the popular ETTV and ETRG release groups.

Alexa Rank: 342 / Last year #3

4. Torrentz

Torrentz has been the leading BitTorrent meta-search engine for many years. Unlike the other sites featured in the list Torrentz does not host any torrent files or magnet links, but redirects visitors to other places on the web. The site uses several domain names with .eu being the most popular.

Alexa Rank: 351 / Last year #3

5. RARBG

RARBG, which started out as a Bulgarian tracker, was last year’s newcomer and continues to rake in more visitors. The site was blocked by UK ISPs last year, which put it on par with most other sites in the top 10.

Alexa Rank: 1,101 / Last year #7

6. 1337x

1337x has traditionally been a community driven torrent site but several weeks ago most of the admins and moderators abandoned ship over security concerns. The coming year it will become clear whether 1337x can keep its popular status.

Alexa Rank: 1,249 / Last year #9

7. EZTV.ag

TV-torrent distribution group EZTV shut down earlier this year after a hostile takeover. The site continued to operate under new ownership and releases its own torrents now. In solidarity with the original owners several large torrent sites have banned these ‘new’ releases from their sites.

Alexa Rank: 1,373 / Last year #NA

8. TorrentHound

TorrentHound has been around since the last decade but is a newcomer in the top 10. It has also been on the radar of copyright holders this year. The torrent site is blocked in several countries and was reported as a piracy haven to the U.S. government, alongside many other sites in this list.

Alexa Rank: 2,239 / Last year #NA

5. YTS.ag

YTS.ag has nothing to do with the original YTS or YIFY group, but aims to take its place. As with the new EZTV, several large torrent sites are not allowing the group to use the YIFY or YTS brands on their sites.

Alexa Rank: 740 / Compete Rank: 4,271 / Last year #NA

10. TorrentDownloads

TorrentDownloads has been around for several years. The torrent site regained a spot in the top 10 this year after it was featured for the last time in 2011. It’s a no-nonsense index that provides torrents to millions of users each month.

Alexa Rank: 2,969 / Last year #NA

Disclaimer: Yes, we know that Alexa isn’t perfect and that Compete has plenty of flaws, but when combined both do a pretty good job at comparing sites that operate in a similar niche.

Source: TorrentFreak, for the latest info on copyright, file-sharing, torrent sites and ANONYMOUS VPN services.

Four Persistent Online Piracy Misconceptions Busted

samedi 2 janvier 2016 à 11:55

uploadFifteen years ago, online peer-to-peer file-sharing was a fairly straightforward process. One simply downloaded a file-sharing client such as Kazaa, searched for whatever tickled one’s fancy, and waited for the file to transfer.

While it was undoubtedly easy, slick it was not. ‘Shared folder’ type applications like Kazaa and LimeWire were slow, clumsy and a haven for fake files and junk. No wonder people got excited when BitTorrent came along a few years later.

Today, people getting into the P2P file-sharing scene experience an altogether different dynamic. In some ways it’s more difficult to get going from a standing start, but for those prepared to handle an initially steep learning curve the rewards are potentially much greater.

However, with great ‘rewards’ come great responsibilities, especially when it comes to sharing copyrighted content without permission. As a result there are many misconceptions about what is and isn’t legal and how people are ‘caught’ (and by whom) when using tools such as BitTorrent online.

I never ‘seed’ so I’m never going to get caught

For the vast majority of users, seeding is the act of sharing content they have already downloaded. So, when a movie has downloaded and clicks from 99% to 100% complete, their BitTorrent software starts sharing that entire copy with the world.

However, many users believe that if they stop their software before it starts seeding, that means they cannot be tracked by anti-piracy companies. Unfortunately for them, that is completely untrue.

Any user in a BitTorrent ‘swarm’ has the potential to be tracked, often within seconds and certainly within minutes of beginning their download. This is because unless there are special circumstances, all users are also automatically sharing the content they’re downloading with others.

Once that user’s IP address has been logged by an anti-piracy company, few give a damn whether the user is sharing 100% or 0.1% of a movie. While the time spent in a swarm increases the chances of being monitored, for anti-piracy companies participation is guilt – period.

I own the original DVD/CD so I can download a copy completely legally

So you went into the city and picked up a copy of Mission Impossible – Rogue Nation and helped to push the movie to the top of the Blu-ray charts. Then, having enjoyed it so much, you bought the soundtrack on CD from Amazon. Pat yourself on the back – you’re a paid-up member of the legitimate purchase club.

With that accolade under your belt, it must then follow that you can download backup copies from BitTorrent in case of scratches etc, right?

Err, no. Absolutely not.

Buying an original copy of a movie or CD provides the purchaser with a license to use that content in a certain fashion, usually including viewing/listening at home in front of a limited number of people. What that license definitely does not provide is permission to mass distribute that content to anyone else.

As noted above in the ‘seeding myth’ section, anyone downloading content from BitTorrent is almost always distributing (or uploading) the same content to other users in the same swarm. The act of uploading is illegal in most countries.

Put plainly, anti-piracy companies couldn’t give a damn whether uploaders own none, one, or a million copies of the content in question. Unauthorized mass distribution is illegal, period.

How can I stop my ISP from spying on me?

During the past several years many hundreds of thousands of file-sharers have received letters or emails advising them that they’ve been monitored sharing copyrighted content without permission. As detailed above, many participated in BitTorrent swarms and had their IP addresses logged.

However, since the correspondence they initially receive usually comes from their Internet service provider (Comcast in the US, or Sky in the UK, for example), people believe that their ISP has been spying on them. That is simply not true.

In all ordinary circumstances, especially involving file-sharers, ISPs have no interest in monitoring their users. Not only would this present a legal minefield for service providers, doing so would also represent a logistical nightmare.

To be clear, anti-piracy companies monitor pirates and, broadly speaking, ISPs would rather not know what their users are doing. Some like to throttle (slow down) BitTorrent users but their interest generally ends there.

I only need to use a VPN to avoid being traced

There can be little doubt that buying a decent VPN from a reputable company is one of the best things anyone can do to protect their online privacy. However, people should be aware that this is only one aspect of remaining anonymous and it does not allow them to act with impunity.

Very often it is not merely how people connect to the Internet (unprotected IP address) that causes them to breach their security, but what they say and do once they’re online. For anyone interested in reading more about how poor Internet hygiene can drive a bus and several trucks through VPN security, please refer to our earlier article detailing how the UK’s most prolific pirates were caught.

In summary, VPNs are great (some might argue ‘essential’) for maintaining privacy online and their use alone will stop casual monitors from tracking the user. However, for those taking the bigger risks, VPNs and similar technology only help when sheer carelessness is taken out of the equation.

Source: TorrentFreak, for the latest info on copyright, file-sharing, torrent sites and ANONYMOUS VPN services.

When Hollywood Raids Pirates, What Do They Search For?

vendredi 1 janvier 2016 à 19:42

policedownloadFollowing a three year investigation by Hollywood-backed anti-piracy group the Federation Against Copyright Theft (FACT), in December five of the UK’s most prolific movie pirates were sentenced to more than 17 years.

The men, who were behind several interrelated movie release groups including RemixHD, 26K, UNiQUE, DTRG and HOPE/RESISTANCE, were tracked down with techniques detailed in our earlier article but when FACT and the police came knocking, what were they looking for?

TorrentFreak has obtained documents which reveal FACT’s “forensic strategy” in the case and details how the anti-piracy group sought to link the suspects with data gathered in the early stages of the operation.

A check-list shared with police underlined the need to corroborate existing intelligence and, if that was not possible, to determine whether suspects were involved in similar activities.

Find evidence of a conspiracy

As highlighted previously, FACT had long since abandoned attempting to prosecute defendants on copyright infringement grounds, largely since the maximum penalty in the UK for online offenses is ‘just’ two years. Working instead towards charges of Conspiracy to Defraud, officers were instructed to find evidence which would show that the defendants worked in concert (conspired) to defraud.

Since the case was about movies there is little surprise that evidence sought included information linking the defendants to the capturing or camming of movies or anything which indicated copyrighted video had been encoded.

The most obvious items to be searched for included the movies themselves but FACT and the police also searched for video encoding and conversion software plus anything that suggested the defendants were involved in counterfeit DVD production.

On the conspiracy side, it’s clear that securing evidence of communications was crucial. Those carrying out the raid were keen to secure not only emails, but Internet chat logs plus any other related documents such as spreadsheets.

Evidence of uploading infringing content to the Internet plus any discussion of doing so was desired. It was hoped that in part this could be achieved by finding logs from FTP software used to upload videos to servers operated by some members of the release groups.

Logs, logs, software – and more logs

While garage mechanics have their own unique tools to fix an engine or change some oil, Internet pirates’ tools largely exist in the digital domain. However, while the use of a wrench can be forgotten as soon as it’s been placed back in the box, pieces of software tend to have longer memories.

As a result, finding software on the machines of suspected pirates is a top priority since not only do these paint a picture of their owner, but they also carry detailed logs that can incriminate others.

On the machine of Sahil Rafiq police found lots of software designed to manipulate video and audio alongside ripping, encoding and torrent software. A copy of the DRM-busting software DVD Fab was also used in evidence.

At the time of the raid Rafiq’s machine was actually encoding a film but an inspection showed that the machine had been used for encoding before. Server logins, usernames and other passwords also provided useful pointers to previously monitored online behavior.

Also in apparent abundance were logs retained by chat software. The logs detailed links with groups releasing movies on the Internet and revealed discussions with Rafiq’s co-defendants alongside general comments indicating activity in the piracy business.

As is usually the case, FACT took an interest in Rafiq’s cellphone. According to evidence collated by the anti-piracy outfit, this device contained several messages from torrent sites which offered thanks for uploaded torrents.

Reece Baker’s machine had actually been wiped clean and a new operating system installed around two weeks before the raid. While that might have been a good start, when FACT arrived the machine was encoding the movie Gangster Squad which Baker had obtained from a Chinese torrent site.

The presence of the software VirtualDub was also viewed as a negative, as were logins which revealed Baker’s connection to the pirate group DEYA and a dozen uploads to ExtraTorrent.

In common with the others, Baker’s computer also carried lots of chat logs which detailed encoding and uploading of movies. Discussion surrounding the “de-dotting” of cams were seen as a negative as were incriminating comments made over Skype.

Baker’s phone was also seized – that contained a reminder for Rafiq’s birthday.

Like the others, Graeme Reid’s computer contained encoding and ripping software. It also had logins to a server used by the group and chat logs indicating that Reid was the leader of release group RemixHD and involved in another called UNiQUE.

A batch of emails showed how Reid had collaborated with others to source, encode and release movies. In total 1,725 torrent files were found plus DVD copying software.

Ben Cooper’s computer was also found to contain software for encoding and editing movies and carried chat logs confirming that he operated a server used to store films encoded by the groups.

With Scott Hemming it was a similar story. Evidence of encoding, incriminating chat logs with his co-defendants, and logins for a seedbox.

Conclusion

While FACT had built a pretty strong case against all of the defendants during its preliminary investigation, it’s very tempting to conclude that without the troves of information found on their computers, things would have turned out very differently indeed.

Quite how many of the 17 years sentenced could have been avoided will never be known, but it’s not beyond the realm of possibility that the case would have faltered before ever reaching a court room.

Source: TorrentFreak, for the latest info on copyright, file-sharing, torrent sites and ANONYMOUS VPN services.