Bitcoin Hackers Take Tactics to a New Level, Threatening Sextortion for Crypto Payments

2019-4-24 02:31

Hackers in the cryptocurrency world are willing to go to great lengths to get their funds, especially when hidden attacks are not their preference. There have been many ransomware attacks, but recent actions against a small Kansas town are taking a much more personal approach.

According to reports from The Next Web’s Hard Fork, these […]. origin »

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Источник: bitcoinexchangeguide.com

attacks hackers → Результатов: 70

Report: Cryptocurrency hackers earned $20M with 51-percent attacks in 2018

Powerful attacks on blockchains are increasing. So far this year, hackers have effectively executed a minimum of five separate “51-percent attacks” on cryptocurrency projects, with profits amounting to almost $20 million.

2018-10-23 18:01	hard fork
attacks hackers cryptocurrency report 51-percent year million

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6 reasons why municipalities are getting hammered by cyberattacks

More and more municipalities are becoming victims of hacks. For example in the US, the first half of 2018 has seen many major (or not so major) cities being attacked by bad actors using a variety of methods.

2018-10-22 17:16	Contributors
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North Korean Hacking Group Lazarus Behind $571M in Hacks Since January 2017

North Korean cybercrime hacking group The Lazarus Group is currently the biggest crypto hacking syndicate in the world, having stolen millions worth of cryptocurrencies from online exchanges.

2018-10-20 00:22	Privacy & security
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Cryptocurrency Exchanges Lost $882 Million to Hackers in Two Years, Report Finds

A recent report by cybersecurity company found that over the past two years cryptocurrency exchanges have lost $882 million to hackers. The report also warns that the trend is likely to increase in the future as hackers direct more of their attention to exchanges.

2018-10-19 00:00
report million exchanges years cryptocurrency two lost

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LocalEthereum Partners With PhishFort to Detect and Take Down Phishing Attacks

The increased attempts at phishing attacks has caused an increased number of users of localethereum to lose investment to websites that impersonate the original website. Phishing attacks are getting better and more difficult to prevent as the hackers use new methods on the website.

2018-10-18 09:58	News
phishing attacks localethereum increased website use new

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African Cryptocurrency Exchanges Forced to Step up Security

Cryptocurrency exchanges in some of Africa’s biggest bitcoin markets have been forced to rethink their security to thwart persistent attacks from hackers, a trend that has troubled trading platforms all around the world.

2018-10-18 03:30	Zimbabwe
exchanges bitcoin african security forced cryptocurrency step

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Ransomware Overtakes Cryptojacking as Cybercriminals’ Favorite Weapon

Malwarebytes says ransomware attacks are the current favorite method of crypto hackers and cybercriminals. The cybersecurity outfit believes the continued decline in cryptocurrency prices, as well as the ease of detecting cryptojacking exploits, is the reason for the swing towards crypto-ransomware.

2018-10-17 10:00
cryptojacking ransomware malwarebytes favorite cybercriminals cryptocurrency attacks

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Reshape Blockchain Security With BlockSafe Technologies - [BTC Media Sponsor]

In today’s rapidly advancing world of blockchain innovation, it’s no secret that cryptocurrency wallets, exchanges and enterprise platforms are targets for nefarious activity.

2018-10-16 18:58	Bitcoin
blocksafe malware said wallets waller security blockchains

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CYBR Token Plans to Offer Holistic Blockchain Cybersecurity Solution

An Overview Of The CYBR Ecosystem The rising prevalence of attacks on blockchain networks has fuelled the conversation on the reliability of the security mechanisms employed by such platforms. In recent times, hackers have been breaching blockchain networks to either steal cryptocurrencies or user info or both. One notable incident is the hacking of the […]

2018-10-11 00:19	News
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Report: About Half Of Crypto Exchanges Are Wide Open For Hackers

While cryptocurrencies and the blokchcian technology continue to attract masses, serious issues have emerged in the manner in which various crypto exchange platforms conduct business. These issues have largely been security-related.

2018-10-10 17:18
exchanges crypto report issues hackers half wide

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Cryptocurrency User Security Tips for Air-Gapping Your Devices

One of the biggest problems that budding cryptocurrency enthusiasts face is keeping their cryptos safe and secure. This has become increasingly important in the wake of cryptocurrency hacks attacks and stolen cryptos.

2018-9-29 22:46	News
cryptocurrency stolen cryptos exchanges between attacks wake

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Study Reveals Growing Sophistication in Malicious Mining of Cryptocurrency

Several Chinese researchers from Fudan University, Tsinghua University and the University of California Riverside have produced the first systematic study of the malicious mining of cryptocurrencies, known as cryptojacking, unveiling increasing complexity over time.

2018-9-25 23:59	#scams
cryptojacking mining cryptocurrency malicious coinhive websites study

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Massive Bitcoin Vulnerability Discovered That Could Have Seen The End Of BTC

Developers from the Bitcoin Core project seem to have discovered a vulnerability that could have seen the end of Bitcoin. To put a long story short, the entire Bitcoin blockchain was at risk of being pulled down by one single DDos attack.

2018-9-21 06:00
bitcoin seen could vulnerability discovered ddos massive

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Newdex Decentralized Crypto Exchange Robbed in New Hacking Attack

After discovering a new security vulnerability, hackers managed to flood a crypto exchange with fake EOS tokens. By the end of their operation, they ended up stealing as much as $58,000 from the exchange’s users directly.

2018-9-19 17:00
exchange hacking new crypto decentralized attack newdex

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Crypto Wallet Protection App Wants to Secure Your Wallets Against Malware

Malware, a persistent thorn in the side of the internet’s wider community, has become an increasing concern for cryptocurrency users. A problem that comes in many forms, malicious software is leveraged by hackers to rob community members of their funds.

2018-9-18 23:37	Bitcoin
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Cryptojacking: Indian Government Websites Suffer Cryptocurrency Mining Hacks

Research has shown that hackers are using Indian government websites to mine cryptocurrencies. Hackers have illegally gained access to government websites in India using cryptocurrency mining malware – cryptojacking, to mine digital currencies.

2018-9-17 16:44
websites cryptojacking government india hackers mining indian

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Five Most Common Cyber Attack Methods Crypto Investors Should Know About

In the last years, we have seen how different attackers targeted crypto exchanges, users and investors. Just in 2017, cyber attacks caused $275 million dollars in damages to businesses according to Equifax.

2018-9-13 18:14	Cryptocurrency
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Mega’s Chrome Extension Hit by Hackers With Cryptocurrency-Stealing Malware

As cryptocurrencies are becoming mainstream, hackers are finding new ways to hack into user’s accounts and steal their digital coin holdings. From ransomware attacks to attacks on cryptocurrency exchanges, hackers have done it all.

2018-9-7 08:19	security
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Payfone Wins SIM Swap Attack-Prevention Patent to Deter Cryptocurrency Hacks

SIM swap fraud and cryptojacking have increasingly become popular methods of cryptocurrency theft among hackers worldwide. In an attempt to deter such attacks, digital identity company Payfone has won a technology patent for SIM swap prevention.

2018-8-28 14:00
swap sim payfone patent deter cryptocurrency won

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Cryptocurrency Malware by North Korean Hackers Is Targeting MacOS Machines

Kaspersky’s Global Research and Analysis Team (GReAT) has discovered a new type of malware that poses as a legitimate trading app but is capable of wreaking havoc and goes undetected after infecting the host machine.

2018-8-27 15:00	North Korea
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Iranian Hackers Develop Ransomware to Secure Bitcoin Amidst Looming U.S. Sanctions

Iranian hackers are currently responsible for a series of ransomware attacks. These attacks tend to render a computer system unusable until a certain number of bitcoins are paid, As reported by the Wall Street Journal on August 7, 2018.

2018-8-9 11:26	sanctions
iranian sanctions hackers ransomware develop bitcoin attacks

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Iran Turns to Cryptocurrency Malware and Cryptojacking Amidst Economic Downturn

Hackers in Iran are reportedly developing elaborate illegal means of obtaining cryptocurrency. This move comes as the country’s economy continues its downward spiral amidst the impending renewal of sanctions from the United States.

2018-8-9 23:46	Cryptocurrency News
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With $417K, EOS accounts for two-thirds of all cryptocurrency bug bounties in 2018

As interest, adoption, and venture funding in blockchain tech continue to rise, so do attacks from hackers. In an effort to counteract potential threats, a growing list of startups in the cryptocurrency space have opted to launch programs to invite hackers to disclose vulnerabilities responsibly – instead of exploiting them for personal gains.

2018-8-8 18:30	hard fork
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Lawmakers pushed to pass South Korea’s first Cryptocurrency Bill

Following a billions-worth heist of cryptocurrency exchanges, South Korea’s financial regulator urged lawmakers to pass the bill bringring exchanges under the FSC’s direct supervision. Over a month ago, two largest cryptocurrency exchanges, operating in South Korea became victims of infamous hackers’ attacks.

2018-7-28 23:10
cryptocurrency south korea exchanges lawmakers pass bill

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There is the threat of cryptoming malware

For example, recent research from Imperva shows that 75 percent of Redis servers are infected with cryptomining malware. To carry out cryptomining attacks, hackers will first look for an RCE vulnerability, which allows attackers to run arbitrary code on the vulnerable server.

2018-7-18 02:42
cryptomining malware vulnerability server allows rce look

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Op Ed: Addressing the Threat of Cryptomining Malware

One major class of attacks to hit the hacking landscape recently is cryptomining. While cryptomining on its own supports a good cause when being done consciously, it also allows nefarious actors to make a lot of money fast, and, with the sheer number of cryptocurrencies available to mine, it is becoming a popular choice for attackers.

2018-7-18 23:18	Privacy & security
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Top 5 Threats Keeping Cybersecurity Professionals Up at Night

If you’d asked any cybersecurity professional around this time last year what the greatest threat to cybersecurity was, they’d have undoubtedly said ransomware. Now worth over a billion dollars a year (and rising), with attacks like WannaCry and Petya/NotPetya wreaking havoc, every expert worth their salt was planning ways to stay ahead of the hackers. […]

2018-7-14 05:00	Ransomware
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Blockchain Auditing and the Industry’s "Knowledge Gap"

The advent of smart contracts has long drawn interest for its potential to revolutionize business agreements. There’s just one problem, and it’s one that has affected many spheres of the cryptocurrency space: a knowledge gap.

2018-7-13 19:12	Privacy & security
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EOS, Litecoin, Tron, IOTA, Stellar Lumens Technical Analysis: Altcoins Bleeding Under Bear and Hackers Attack

Crypto exchanges-regardless of their database location-are having a rough time with hackers. After several South Korean and Japanese attacks, Bancor got exploited and $12. 5 million worth of BNT was used to withdraw ETH.

2018-7-11 03:02
eos iota hackers litecoin tron attack stellar

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China Crypto Mining Malware Siphons $2 Million Worth, Over 1 Million Computers Infected

Malware attacks are one of the easiest ways for hackers to steal money from unsuspecting consumers, especially those that invest in the crypto world. In a report on July 9th, hackers used exactly this method to steal a total of $2 million from over 1 million computers. The hacking took place primarily in China, though […]

2018-7-10 10:13	News
million hackers steal china crypto malware computers

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Crypto Clipboard Hijacker Malware is Tracking 2.3 Million Bitcoin Addresses

2. 3 Million BTC Addresses Monitored by Bitcoin Hackers Cybercriminals are trying to take several actions to acquire Bitcoin in an illegal way. During the last months we have seen how exchanges and other platforms have been hacked, for example, Bithumb or BitGrail.

2018-7-2 16:17	News
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Russian Military Embraces Blockchain to Fight Hackers

The Russian defense ministry gets on board with blockchain to uncover and prevent hack attacks.

2018-7-2 11:15	News
blockchain russian board uncover prevent attacks hack

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How can your smart fridge be Bitcoin for criminals?

It could be mining bitcoin for criminals. So-called “crypto-jacking” attacks have become a growing problem in the cybersecurity industry, affecting both consumers and organizations.

2018-6-29 13:49	Virtual Currency
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Hackers Have Stolen $1.1B in Crypto YTD, Carbon Black Report Says

Hackers have stolen over $1.1 billion worth of crypto this year, according to Carbon Black. Most of the attacks, 24, took place in the US.

2018-6-11 17:36	News

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2019-4-24 02:31

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