VisiCom Services Blog

VisiCom Services has been serving the Rochester Hills area since 1994, providing IT Support such as technical helpdesk support, computer support, and consulting to small and medium-sized businesses.

Tip of the Week: Why You Should Be Wary of Using Public Wi-Fi

Tip of the Week: Why You Should Be Wary of Using Public Wi-Fi

Wireless Internet connections, often referred to by the moniker Wi-Fi, have become a popular offering from public businesses. Even organizations that have no real need for an Internet connection to conduct business, like restaurants and coffee shops, now offer Wi-Fi for their customers. However, public Wi-Fi can be dangerous, especially for the business professional.

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Exploits From the NSA are Now on the Black Market

Exploits From the NSA are Now on the Black Market

If you panic in the event of a hacking attack, imagine how the National Security Agency (NSA) feels knowing that some of its exploits are for sale on the black market. While there isn’t any proof that the NSA has been breached, there’s evidence to suspect that their exploits are available for purchase on the black market. This means that a willing hacker could get their hands on government-grade hacking tools--a dangerous concept.

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MasterCard Wants Your Selfie, But it’s Not for What You Think it’s For

MasterCard Wants Your Selfie, But it’s Not for What You Think it’s For

Payment via mobile devices is still a relatively new concept. With newer smartphones, it’s now easier than ever to pay your bills or send money on a whim. However, this also brings up an important topic; what’s the best way to handle mobile payments, and how can those who accept and process these payments ensure maximum security?

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Alert: Microsoft Outlook Users Be Wary of New Ransomware

Alert: Microsoft Outlook Users Be Wary of New Ransomware

Ransomware is a particularly nasty strain of malware that continues to pop up in unexpected forms. In the case of a new variant of called Cerber, it targets users of Microsoft Outlook using a zero-day vulnerability via phishing messages. To make matters worse, Cerber can also utilize DDoS attacks, which is a major cause for concern.

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For NATO, Cyberspace is Today’s Frontlines

For NATO, Cyberspace is Today’s Frontlines

It’s clear that security professionals have waged war with hackers since the Internet’s inception, but NATO has reaffirmed that cybersecurity is not just a localized problem; it’s a nation-state-wide issue, and one that needs to be addressed. Just like land, air, and sea, cyberspace is now an operational domain, a place that can be considered a battlefield.

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Study: 95% of All Cyber Attacks are Financially Motivated

Study: 95% of All Cyber Attacks are Financially Motivated

Businesses need to take security into account and make it a priority. In fact, security is so important that Verizon has compiled a report of the various types of attacks and data breaches that occurred in the past year. This is Verizon’s Data Breach Investigations Report, or DBIR, and it offers insights into how you can protect your business and secure your assets.

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Alert: Microsoft’s Latest Patches Address 27 Vulnerabilities

Alert: Microsoft’s Latest Patches Address 27 Vulnerabilities

Microsoft recently issued security patches to fix 27 vulnerabilities, many of which are critical in nature. The vulnerabilities are significant and popular titles are affected like Windows, Microsoft Office, Internet Explorer, and the new Edge browser. Microsoft users that ignore these security patches are putting their system at unnecessary risk.

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Download the Wrong App and Have More Than Pokémon Fever Infect Your Device

Download the Wrong App and Have More Than Pokémon Fever Infect Your Device

There’s a new augmented reality game on the market these days. Perhaps you’ve heard of it - a title called Pokemon Go, which lets you capture virtual monsters that “appear” on your smartphone’s camera. However, hackers have seized this opportunity to infect players’ mobile devices with a backdoor called DroidJack, which uses the mobile app’s immense popularity to its advantage.

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Tip of the Week: Why You Should Rethink Routinely Changing Your Password

Tip of the Week: Why You Should Rethink Routinely Changing Your Password

One of the main ways to keep an account’s credentials secure is by changing them consistently. However, we ran across an article recently that plays “devil’s advocate” on the password security issue, and they made some fair points about how changing passwords too frequently can lead to decreased security as a whole.

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For This Ransomware, “Yes or No” Really Means “Yes or Yes”

For This Ransomware, “Yes or No” Really Means “Yes or Yes”

The ransomware Petya (previously thought to have been eradicated) has unfortunately resurfaced, and it’s brought a friend to the party. Petya was delivered via an email containing an invitation to apply for a job, including the virus in an executable file that was disguised as a PDF job resume. When a hepless user clicked the file, Petya would get to work.

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Newly Discovered Vulnerability Gives Reason to Worry for Every Windows User

Newly Discovered Vulnerability Gives Reason to Worry for Every Windows User

A vulnerability has been discovered that affects all versions of Microsoft’s Windows operating system, including the long-unsupported Windows XP, going all the way back to Windows 95. The vulnerability, called BadTunnel, allows attackers to directly bypass system defenses and initiate a man-in-the-middle attack. The vulnerability isn’t limited to just Windows, either; it also affects Internet Explorer, Edge, and other Microsoft software.

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Mark Zuckerberg’s Recent Password Blunder is an All-Too-Common Problem

Mark Zuckerberg’s Recent Password Blunder is an All-Too-Common Problem

In a recent hack attack, Twitter had 33 million user login credentials stolen. This is unfortunate, but not surprising; an incident like this routinely makes the headlines. Although, what is surprising is what this hack reveals about people’s poor password security habits.

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4 Crazy Facts About Smartphones You Probably Didn’t Know

4 Crazy Facts About Smartphones You Probably Didn’t Know

You may feel like you’re familiarized with everything your smartphone can do; yet, there are still some little-known things about smartphones that may surprise you. Take for example these four smartphone facts from List25.

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Researchers From MIT May Have Found the Holy Grail of Network Security

Researchers From MIT May Have Found the Holy Grail of Network Security

When it comes to cybersecurity, maintenance is key. Whether you choose human-based security or an automated security solution, running into shortcomings is still possible. Human security tends to rely on the word of experts, and anything that doesn’t fit into the guidelines is missed and may therefore get through and wreak havoc. Network security can be a touch overzealous, in a way “crying wolf,” with an excess of false positives that ultimately require human analysis, leading to human frustration.

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Alert: 7-Zip Software Can Leave Your System Vulnerable

Alert: 7-Zip Software Can Leave Your System Vulnerable

Software vulnerabilities can cause major issues for individuals and businesses. Cisco’s Talos Security Intelligence and Research Group, which is designed as an organization to “protect consumers from known and emerging threats,” has found such a vulnerability with 7zip.

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How an End User Might Accidentally Undermine Your Security: 10 Innocent Mistakes

b2ap3_thumbnail_innocent_mistakes_400.jpgIf you’re like every other small business out there, you know that the more employees you hire, the more technology that you have to procure. However, when you have more end-users, you provide more avenues for threats to slip into your network infrastructure unnoticed. When all it takes is one simple mistake from a single end-user, how can you minimize the chances of falling victim to an untimely hacking attack?

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Tip of the Week: The Top 5 Mistakes that Ruin Mobile Devices

b2ap3_thumbnail_how_did_you_break_your_phone_400.jpgTo get the most life out of your smartphone, you’re going to want to properly take care of it. Of course, this is easier said than done for a small device that’s prone to being dropped and subject to the many dangers of being transported. Here are five smartphone practices to avoid if you want your device to last.

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Alert: New Petya Ransomware Spreads via Fake Online Resumes

b2ap3_thumbnail_ransomware_petya_400.jpgNext time you see an unsolicited resume in your email, it’s worth scrutinizing before you just click on it. It could be a nasty new ransomware called Petya.

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It’s the End of the Line for Microsoft SQL Server 2005 - Are You Prepared?

b2ap3_thumbnail_microsoft_sql_eos_date_passed_400.jpgDo you know which database management system is used by your company’s servers? Obviously your end users aren’t expected to know the answer to this question, but this is something that you, as a business owner, need to be aware of. If you don’t keep track of which database software you’re using, you might accidentally wait too long and wind up running an unsupported piece of software. For example, you need to move away from SQL Server 2005 (which is now unsupported) as soon as possible.

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It Only Takes 8 Seconds for a Hacker to Open Your Garage Door


b2ap3_thumbnail_garage_hackers_400.jpgHackers have proven to be a crafty and suspicious lot, and can take advantage of even the most benign technology to infiltrate networks. However, we don’t often associate them with objects in the physical world. Now, even something as simple as a decade-old communications device can be used to open the right garage doors.

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