security

the state of cyber security in 2020

let’s get an overview about actual threads in 2020 – especially regarding spaming, phishing, whaling, vishing, etc.

30,000% increase in #COVID19 threats

The Evil Internet Minute 2020

as Jack Johnson already sang “Well I was sitting, waiting, pishing” … *just kidding*

phishing

is the primary way malicious actors trick people into downloading malware, which ultimately can allow attackers to access their organization’s network and steal sensitive corporate data

alongside with COVID19 phishing raised in importance and is further growing

since then google added proactive monitoring in place for COVID-19 related malware and phishing – 63% of the malicious docs blocked and block more than 100 million phishing emails per day with Machine Learning

Safari/iOS

it’s Safe Browsing feature also use Google, but be aware that “These safe browsing providers may also log your IP address”

Screenshot from Safari Setting at iOS

chrome

since a hyperlink doesn’t always target the name of the link, often pointing to another website URL

<a href='https://attack.com'>https://safe.com</a>

chrome is experimenting to easy spot spoof to determine the identity and authenticity of a site @blog

android

an example: an android app offers Coronavirus Safety Mask but delivers SMS trojan @zscaler

machine learning

“ML is rapidly becoming core to organizations’ value propositions (with a projected annual
growth rate of 39% for ML investments in 2020)” and it’s only natural that organizations
invest in protecting their crown jewels – Cyberattacks will further ultilize Artificial Intelligence (AI) @Microsoft Digital Defense Report

spear phishing vs. whaling

more tragetet with a reference to company, project or proposal – while whaling targets CEOs, CFOs, and other executives to gain access or steal bitcoin, with reported success rate up to 90% – even froms attackers that “not extremely technically advanced” @decrypt

new domains aren’t blocked and look as from corporate @zscaler

vishing

“criminal phone fraud, using social engineering over the telephone system to gain access to private personal and financial information” targeting remote workers with social engineering and fake VPN page – the FBI warn in an Advisory

ransomware

it has been sneaking into our world at a remarkable rate, huge increase in the daily average of ransomware attacks, compared to the first half of the year – parallel is malware 39% down overall … “but trending upward”

Denial of Service

25% increase during the pandemic lockdown – unprecedented number of shorter, faster, more complex attacks – Hidden Impact: consume payed bandwidth & throughput

stay secure and healthy – both private and business

… use 2-Factor-Authentication

switch to modern authentication – sms as second factor is insecure

not only since twitter ceo jack dorsey was a victim with activated additional sms authentication for it’s account – now twitter disabled “temporarily” the ability to tweet via sms …that phone numbers and sms’s were not designed to be used as two-factor authentication systems, as they are insecure. Fabio Assolini, Senior Security Researcher at Kaspersky…

technology

save data or at least reduce the consumption, optimize for rural regions, holidays, etc.

your inclusive data volume is up… throttling to 64 kbit/s.

the consuption of data doubles every year, the mobile abo’s evolved as well but there is a gap between the required data volume for services and the availbale mobile capacity, below approximately amount for different services

teams e.g. need for a group websession 1 Mbps, when turn off incoming video it could reduced further for about 75%, tested by myself, round about 1GB per workday

read below some further tipps in different catagories to optimze mobile data consuption


windows

right at your windows10 device, your can select your phone hotspot as a metered connection, cellular data connections are set as metered by default

below you can additionally view data usage per app and set a data limit

chrome android

  • at your android enable for chrome browser the lite mode in settings > advanced > turn on lite mode
  • data usage of apps and set a capacity limit could be reviewed in settings > mobile network > data warning (depending on android vendor)
  • file download, disable in your mail client or chat app the automatic download of media and attachments
  • other browser e.g. Brave to use integrated add blocker and enable data compression
  • battery saver, when enabled disallow app launch in background and disable push notifications

iOS

with iOS13 there is a new feature called low data mode, enabel in settings > mobile data

also possible to review the volume per app in mobile data and disable unreqired

spotify

reduce consuption for your favourite playlist, choose

  1. tab start
  2. tab settings
  3. tab data saver
  4. enable it

offline

try plan to use offline apps, while download and store data infront of traveling, read below

offline is the new online

in times like always connected, it could happen – no connection – no fear, here are apps with offline functionality to bridge with google maps – download areas and maps offline, others maps.me, here   spotify – offline music in flight mode, required premium subscription   amazon kindle – ebooks pay it, download it, read it offline…

… check every app whether it offers a data save option

google

you know chrome’s offline easteregg and how to play online

you notice it when sites doesn’t load or videos can’t played… not at Firefox or IE

google added in 2014 a little endless runner to chrome browser, the developer wrote about the idea – when your trying to load something and the connection suddenly stops – simply tab the screen or hit the spacebar – jump over the cactus/cacti the speed raises with game progress

  • at your desktop just hit chrome://dino to play the game even when your online

let the games begin


general

load webpages with different user agents, quick and easy without any plugin

… if you want to test or troubleshoot your mobile webpage or browser app it’s quite tricky from desktop – mobile webapplication deliver content based on the browsers user agent – there are severals browser plugins to switch the agent – but all major browser offer a build in feature to change the behaviour

google chrome

in settings > more tools > developer tools (Crtl + Shift + I) below network conditions your able to switch user agent – e.g. search at google to display

microsoft edge and internet explorer

F12 developer tools (press F12) > Emulation opens an onboard user agent switcher

mozilla firefox

webpage is loaded in same way an iPad would do – type about:config in addressbar, search for useragent and create a new entry

string: general.useragent.override

value: Mozilla/5.0(iPad; CPU OS 6_0 like Mac OS X) AppleWebKit/536.26(KHTML, like Gecko) Version/6.0 Mobile/10A5355d Safari/8536.25

macOS safari

enable in settings > advanced the option show develop menu in menu bar

iOS devices

since iOS13 / iPadOS – safari browser of the apple tablet can switch between mobile and desktop presentation of a webpage, as shown in the video below

android devices

install e.g. Rocket Browser to test the behavoir of other user agents, in Settings > General Settings is it possible to change the user agent – developed android webapps can define an own user agent with java code webview.getSettings().setUserAgentString(MyString);


test your Browser features here and see what’s your browser capable of

https://launchr.eu/browser/


android tips & tricks everyone should know
innovation, technology

progressive web apps

progressive web apps (pwa) getting more popular due to their ability to send push notifications – provide offline content and add to homescreen – no need to install pwa, improve functionallity above browsers with less costs compared to apps – load faster than web – enhanced conversion – scroll 60 frames per second

@google developers training

test your browser online, the featureset differs a lot between mobile platform and browser-  compatibility estimated by appswithlove.com

https://whatwebcando.today

2015 a chrome developer coined progressive web app, adopted by apple and even windows 10 joined as well


Some good examples what pwa’s can do and how already using it:

how to deal with acceleated mobile pages (amp) in times of pwa, how to choose between faster loading or offline functionality, it’s possible to combine both like washington post

read more: acceleated mobile pages


in an enterprise perspective it is about how to deploy applications, with mdm it is quite easy to push an app to a device, even silent installation is possible with android enterprise or apple vpp…

…but pwa’s aren’t that apps anymore and there is no api to remote set homescreen icon 

google, technology

android tips & tricks everyone should know

  • android developer – customize your device like a pro, go to settings > about phone and tap the build number 7 times – successful enabled, e.g. select developer options from the main Settings and scroll down to enable force activities to be resizable or speed up your device by slowing down or turning off animation scale

developer_options

  • split-screen – android support to open 2 apps at the same time, press and hold the recent apps button, with developer feature enabeld above almost every app work in split-screen mode, move slider up/down to fit your needs
  • chrome bar bottom – easy the use with url and search bar at bottom, right at your fingertips tips – open the url chrome://flags in chrome and enable chrome home
  • quick last app switch – quick double tab the recent apps button
  • picture in picture – overlay an app above another since android oreo, more flexible than split-screen, in full screen mode simply tab the home button, search in settings picture-in-picture to list supported apps – youtube offers pip just with it’s red abo
  • lockscreen message – when device is lost and locked, an honestly finder is able to inform about your contact data, you’ll find the info at the lockscreen

  • screen pinning – quick and easy setup a kiosk mode, just enable screen pinning in settings, tab pin at recent apps button, disable by touch and hold back key

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  • fake gps – to hide or fake the position of your device, select a mock location app in developer settings and try like this