Shadowing Practice: Zero Trust Explained in 4 mins - Learn English Speaking with Video

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Zero Trust is a security strategy that says you shouldn't grant implicit trust to a user,
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device or an application based solely around some property about them, like their network location.
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Over the next few minutes, I'll explain exactly what we mean by this and how IBM can help.
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But let's be really clear upfront.
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Zero Trust isn't something that can simply be delivered by implementing a new piece of technology, nor is it a point product or service that you can just go out and buy.
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It's a security strategy that has three core principles.
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But before I come on to those, let me explain why organisations are increasingly moving on from the previous popular model of perimeter security.
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Firstly, there's this somewhat medieval notion
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that you have a perimeter to your network where you build the walls as high as possible
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and try and stop malicious actors at the gates.
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This no longer works because employees are working from home more than they're working from the office,
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and because hybrid cloud is now clearly the preeminent platform for enterprise infrastructure.
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So it's an increasingly complex problem to even define a perimeter.
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Secondly, the concept of trust is a very human one that we've taught computers to adapt to.
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For example, if I see Helen every day in the office wearing her employee badge, I trust that she's an employee and is there for the right reasons.
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In reality, I don't actually know that she wasn't let go last week for misconduct, and is now back in the office trying to steal corporate data.
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So a computer security model based on a human definition of trust is inherently flawed,
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particularly in a world where attackers are finding it easier than ever to steal credentials and disguise themselves as trustworthy.
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Without a zero trust security model, once an attacker is in the corporate network, they can move laterally to new systems with relative ease.
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This brings me on to the first defining principle of the Zero Trust model: Never trust Always verify.
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Just because somebody's on your corporate network and is carrying
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that badge with an employee name on it doesn't mean that they are who they say they are, or that they're necessarily well -intentioned.
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So this always verified piece refers to the fact that every time something like a user, device or application tries to make a new connection attempt,
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that attempt should be rigorously authenticated and authorised, and not simply trusted because it's coming from inside the corporate network, for example.
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Implement least privilege is the second core principle of a zero trust architecture, which says you should only grant users and applications the minimum amount of access
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that they need to perform their job effectively and no more.
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Privileged access management is a great way of implementing least privilege for admin users, for example.
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And then finally, assume breach.
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This is my favourite of the zero trust principles
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because it encourages teams to plan for the worst case scenario
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and build robust and tested incident response plans so that when attacks do occur, the time to respond is rapid and well practised.
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Not only this, but this principle encourages organisations to shrink the target
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and the impact zone of an attack through networking principles like micro -segmentation.
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So how can IBM security help?
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We recognize that different clients will have different business drivers and priorities for why they want to deploy Zero Trust.
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So we've created four actionable blueprints depending on where you want to start.
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They are Reduce the risk of insider threat.
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Secure the remote workforce.
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preserve customer privacy, and protect the hybrid cloud.
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You can download these with no form filling required from IBM .com.

Vocabulario y notas de pronunciación para esta lección

Esta lección de conversación de nivel C1 se basa en el vídeo “Zero Trust Explained in 4 mins”. Las palabras que más se repiten: trust, zero, principle, security, network. Este vídeo tiene 40 frases y 622 palabras para practicar shadowing. La parte hablada dura 3:38. El hablante habla a un ritmo natural de unas 171 palabras por minuto, cercano a una conversación cotidiana. Solo el 81 % de las palabras está entre las 3.000 más comunes del inglés, por lo que el vocabulario es exigente.

Vocabulario clave de este vídeo

Las 15 palabras más avanzadas del vídeo, con su pronunciación y significado:

PalabraPronunciaciónSignificado
perimeter sustantivo/pɪˈɹɪm.ɪ.tə/perímetro
attacker sustantivo/əˈtækɚ/atacante, asaltante
verify verbo/ˈvɛɹɪfaɪ/verificar
badge sustantivo/bæd͡ʒ/piocha, placa
actionable adjetivo/ˈæk.ʃə.nə.bəl/accionable
authenticate verbo/ɔˈθɛn.tɪ.keɪt/autentificar, autenticar
blueprint sustantivo/ˈbluːˌpɹɪnt/cianotipia
credential sustantivo/kɹɪˈdɛnʃəl/credencial
implicit adjetivo/ɪmˈplɪsɪt/implícito, tácito
laterally adverbio/ˈlæ.tə.ɹə.li/lateralmente
preeminent adjetivo/priˈɛm ə nənt/preeminente
rigorously adverbiorigurosamente, rigorosamente
trustworthy adjetivo/ˈtɹʌst.wɜː.ði/fidedigno, de confianza
practise verbo/ˈpɹæktɪs/practicar
inherently adverbio/ɪnˈhɛɹəntli/inherentemente

Phrasal verbs que vas a escuchar

PalabraSignificado
come on to verbotirar los tejos, insinuarse
go out verbosalir

Gramática en este vídeo

Las estructuras que más usa el hablante, con las palabras exactas del vídeo:

EstructuraEn el vídeo
Present perfect have/has + participio pasado — una acción pasada que sigue importando ahorawe've taught · we've created
Voz pasiva be + participio pasado — importa lo que ocurre, no quién lo hacebe delivered · wasn't let

Pronunciación a tener en cuenta

El hablante usa 10 contracciones y formas reducidas, como they're, we've, doesn't. Dilas en su forma corta, tal como las oyes.

  • Los sonidos de “th”: authenticate /ɔˈθɛn.tɪ.keɪt/, trustworthy /ˈtɹʌst.wɜː.ði/
  • Los sonidos de “sh” y “zh”: actionable /ˈæk.ʃə.nə.bəl/, credential /kɹɪˈdɛnʃəl/, malicious /məˈlɪʃəs/
  • Palabras largas — cuida el acento: perimeter /pɪˈɹɪm.ɪ.tə/, actionable /ˈæk.ʃə.nə.bəl/, authenticate /ɔˈθɛn.tɪ.keɪt/, laterally /ˈlæ.tə.ɹə.li/, preeminent /priˈɛm ə nənt/

Sonidos difíciles para hispanohablantes:

  • /v/ — no es /b/: los dientes tocan el labio inferior: verify /ˈvɛɹɪfaɪ/, microwave /ˈmaɪkɹoʊˌweɪv/, medieval /mɪdˈi.vəl/

Cómo practicar con este vídeo

  1. Escucha el vídeo entero una vez sin hablar y anota las palabras que no conoces.
  2. Empieza a velocidad 0,75×, haz shadowing frase por frase y vuelve a la velocidad normal cuando te resulte fácil.
  3. Grábate y compara con el original, prestando atención a palabras como perimeter, attacker, verify.

¿Qué es la Técnica de Shadowing?

Shadowing es una técnica de aprendizaje de idiomas respaldada por la ciencia, desarrollada originalmente para la formación de intérpretes profesionales y popularizada por el políglota Dr. Alexander Arguelles. El método es simple pero poderoso: escuchas audio en inglés nativo y lo repites en voz alta de inmediato, como una sombra que sigue al hablante con solo 1-2 segundos de retraso. A diferencia de la escucha pasiva o los ejercicios de gramática, el shadowing obliga a tu cerebro y músculos de la boca a procesar y reproducir simultáneamente patrones de habla reales. Las investigaciones muestran que mejora significativamente la precisión de la pronunciación, la entonación, el ritmo, el habla conectada, la comprensión auditiva y la fluidez al hablar, convirtiéndola en una de las metodologías más efectivas para la preparación del IELTS Speaking y la comunicación en inglés en el mundo real.

Técnica de shadowing: lee la guía completa paso a paso →