Cryptographer

Cryptographer

A photographer is a person who makes photographs.
Serbia
Serbia

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5,023 stock photos, vectors, and illustrations are available royalty-free.

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Young female EMS key worker doctor in front of healthcare ICU facility,wearing protective PPE face mask equipment,holding medical lab patient health check form,UK US COVID-19 pandemic outbreak crisis
Young sad female caucasian UK US GP EMS doctor carer looking through ICU window,fear uncertainty in eyes,wearing face mask gazing at sun,hope faith in overcoming Coronavirus COVID-19 pandemic crisis
UK lab scientist biotechnologist holding glass ampoule vial with DNA strand,molecule of two polynucleotide chains forming double helix carrying Coronavirus genetic instruction,new strain RNA mutation
Female doctor holding blue clipboard standing outside hospital or clinic,frontline key medical worker portrait in modern care facility or nursing home complex yard,Coronavirus pandemic outbreak crisis
Female UK lab scientist doctor holding glass ampoule vial containing Coronavirus molecule cell,new UK virus strain,COVID-19 RNA mutation change,conceptual visualization,research for cure illustration
Red round sign printed on ground at supermarket cash desk register informing people to keep 2 meter 6 feet distance from each other,prevent spreading Coronavirus COVID-19 virus disease infection,UK&US
SORRY WE'RE CLOSED shop window door notice board,abandoned shutdown cafe restaurant supermarket out of business,Coronavirus COVID-19 virus disease isolation quarantine,lockdown measure info concept,US
Medical UK worker performing drive-thru COVID-19 check,taking nasal swab specimen sample from male patient through car window,PCR diagnostic for Coronavirus presence,doctor in PPE holding test kit
Elderly caucasian man wearing hand made protective face mask,in nursing care home,looking outside window, sadness,stress  hope in his eyes,self isolation due to global COVID-19 Coronavirus pandemic
Physician wearing personal protective equipment performing a Coronavirus COVID-19 PCR test, patient nasal NP and oral OP swab sample specimen collection process, viral rt-PCR DNA diagnostic procedure
Medical healthcare technologist holding COVID-19 swab collection kit, wearing white PPE protective suit mask gloves, test tube for taking OP NP patient specimen sample,PCR DNA testing protocol process
Paramedic wearing personal protective equipment PPE holding folder standing in front of ICU hospital isolation rt-PCR drive thru testing site,COVID-19 pandemic outbreak crisis,worried exhausted staff
Female microbiologist or lab biotechnician holding glass bottle vial with DNA helix strand floating in liquid,Coronavirus new strain mutation,second variant found in UK,COVID-19 pandemic crisis
Medical worker holding Coronavirus COVID-19 NP OP swab sample test kit,nasal collection equipment submitting form,reverse transcription RT-PCR DNA molecular nucleic acid diagnostic procedure
Elderly caucasian woman interacting with young female doctor via chat video call,medical worker seeing patient in virtual house call,telemedicine during pandemic and on demand medical service concept
Elderly caucasian woman wearing hand made protective face mask, in nursing care home, looking outside window with sadness in her eyes, self isolation due to the global COVID-19 Coronavirus pandemic
Red circle symbol sign printed on ground at US supermarket cash register cue informing people to keep 6 feet distance from each other to prevent spreading Coronavirus COVID-19 virus disease infection
Lab scientist performing rapid diagnostic test RDT for antibodies to detect presence of viral protein antigens expressed by COVID-19 corona virus disease,CDC quick fast antibody point of care testing
Young men working out wearing face mask & latex rubber gloves,performing bicep curl with dumbbells,COVID-19 pandemic social distancing rules while working out in reopened indoor gym,prevent & protect
Portrait of elderly senior citizen wearing face mask looking through room window,Coronavirus COVID-19 pandemic outbreak nursing home crisis,high mortality rate and death cases among older population
Coronavirus COVID-19 quick Rapid Diagnostic Test RDT,medical worker place collected patient finger prick blood sample specimen on cassette,fast point of care serological diagnostic testing procedure
Young female doctor consulting with elderly woman over video help line virtual medical appointment chat,GP prescribing medication to senior patient,telemedicine diagnosis,therapy and treatment concept
Portrait of very tired  exhausted UK ICU doctor in front of hospital,emergency patient triage tent in background,Coronavirus COVID-19 pandemic outbreak crisis,medical staff working long shifts
Young female UK EMS doctor in front of healthcare ICU facility,wearing protective face mask holding medical patient health check form,Coronavirus COVID-19 pandemic outbreak crisis PPE shortage
Epidemiologist doctor working on laptop computer,analyzing graphs  charts,COVID-19 Coronavirus global pandemic crisis outbreak,mortality rate death toll statistics,research  data comparison,WHO info
Medical worker holding swab sample collection kit,test tube for performing patient nasal swabbing,hand in gloves holding testing equipment over specimen submitting form,Coronavirus COVID-19 diagnostic
Medical worker in personal protective equipment swabbing a person in a car drive through Coronavirus COVID-19 mobile testing center,oral and nasal specimen collection procedure,health and safety
Portrait of overworked stressed worried UK ICU doctor in front of EMS hospital,Emergency Medical Services frontliner,COVID-19 pandemic outbreak crisis,key worker medical staff working long shifts
Male driver wearing protective N95 face mask sitting by left drive wheel in UK drive-thru COVID-19 test centre,answering health check up questions,medical worker ticking off symptoms on clipboard form
Female caucasian doctor holding a swab collection stick, nasal and oral specimen swabbing in doctor's office, patient PCR testing procedure appointment, Coronavirus COVID-19 global pandemic crisis
Young female caucasian UK doctor looking in distance with fear worry anxiety  uncertainty in eyes,wearing uniform  face mask,hope  faith  overcoming global Coronavirus COVID-19 pandemic crisis
rt-PCR COVID-19 virus disease diagnostic test,lab technician wearing blue protective gloves holding test tube with swabbing stick,swab sample equipment kit and UK form specimen submitting guidelines
Portrait of a tired exhausted female caucasian key doctor in front of clinic or hospital,patient outdoors triage tent,Coronavirus COVID-19 virus disease,global pandemic outbreak,testing  analysis
Elderly senior retired woman using sphygmomanometer blood pressure monitor to measure heart rate pules,talking to female e-doctor via online video call help line,self-monitoring remote telemedicine
Frontline medical worker working long night shifts in EMS clinic or Coronavirus mobile testing center,COVID-19 pandemic causing stress  sleep deprivation,overworked tired exhausted hospital ICU staff
COVID-19 virus disease healthcare check,Coronavirus global pandemic outbreak crisis,Rapid Strep Test RST kit,Quick Antigen Detection Testing RADT,patient fast antibody specimen serology analysis
Coronavirus COVID-19 virus disease global pandemic outbreak,UK frontline medical key worker,EMS Personal Protective Equipment,parking lot hallway,emergency ICU Intensive Care Unit first responder
Close up of female UK EMS doctor's face,wearing blue PPE surgical protective mask,COVID-19 Coronavirus disease,global pandemic outbreak,deadly SARS-CoV-2 epidemic,grey copy space on left side of frame
Female person wearing blue protective latex gloves & medical face mask,holding empty wallet,Coronavirus COVID-19 global pandemic causing world job economy crisis & financial crash,US recession concept
Young worried stressed anxious female EMS key worker doctor,unhappy portrait in front of UK healthcare ICU facility,GP wearing protective PPE face mask equipment,COVID-19 pandemic outbreak crisis
Doctor wearing protective gloves working on laptop computer,analyzing Coronavirus info data,COVID-19 response case info,U.S. state rank cases per capita,percent infected info and population numbers
Serious female caucasian doctor looking through window with worried expression,lost hope due to high mortality rate death toll,Coronavirus COVID-19 pandemic crisis,overworked exhausted UK EMS staff
Young female UK ICU doctor hand gesturing STOP Coronavirus COVID-19 disease global pandemic outbreak,please help not spread virus worldwide,stay safe home keep social physical distance isolation
Scientist or doctor placing blood sample on Rapid Diagnostic Test RDT cassette,medical technician performing quick fast blood PRP testing identifying antibodies for Coronavirus SARS-CoV-2 COVID-19
Medical worker wearing personal PPE surgical gloves and protective clothing,holding nasal swab,performing drive-thru COVID-19 testing,point of care on site location for PCR detection of Coronavirus
Elderly caucasian woman interacting with young female UK GP via video call chat,medical worker seeing patient in virtual house call,telemedicine during pandemic,on demand medical service concept
Virtual doctor visit,telemedicine healthcare concept,young female doctor giving advice over laptop computer screen to elderly woman,hands holding glasses  medical worker on display,remote appointment
UK doctor taking patient blood sample,serologic finger prick PRP blood antibodies test to determine whether person developed immunity to novel Coronavirus,global COVID-19 pandemic health crisis
rt-PCR COVID-19 virus disease diagnostic test,UK lab technician wearing blue protective gloves holding test tube with swabbing stick,swab sample equipment kit with specimen form submitting guidelines
Young sad female caucasian UK EMS doctor carer looking through ICU window,fear and uncertainty in eyes,wearing face mask gazing at distance,hope in overcoming Coronavirus COVID-19 pandemic crisis
Worried anxious UK EMS doctor,holding patient report form folder,standing in front of ambulance car,tired and exhausted from working long shifts,outdoor PPE portrait,Coronavirus COVID-19 pandemic
COVID-19 Coronavirus survivor patient donate convalescent PRP blood plasma, platelet rich AB plasma female donor sitting in chair,closeup bag filled in blood bank,SARS-CoV-2 therapy treatment and cure
Doctor wearing protective gloves analyzing COVID-19 info data,sitting at office desk with a laptop,Coronavirus global pandemic crisis,medical scientific research showing number of cases & virus spread
Coronavirus COVID-19 virus disease pandemic outbreak,UK EMS key medical worker in Personal Protective Equipment,US hospital parking drive-thru rt-PCR test lot,Intensive Care Unit first responder
Worried exhausted and stressed frontline UK doctor,wearing PPE and face shield,out of hospital patient triage tent quarantine,special US COVID-19 intensive care unit facility for close contact cases
Healthcare professional holding Coronavirus COVID-19 test kit equipment,patient swab sample examination analysis,lab scientist in hazmat personal protective suit inspecting sterile DNA specimen tube
Medical worker in N95 PPE performing nasal throat swab on person in vehicle through car window,COVID-19 UK mobile testing centre drive thru facility,hands closeup in blue gloves holding test kit
Medical EMS worker wearing PPE uniform,safety goggles and face mask,holding clipboard at mobile test center site,PCR Coronavirus COVID-19 virus disease detection in drive-thru check  control facility
Sad depressed anxious young man wearing N95 protective medical mask looking through window,Coronavirus COVID-19 pandemic,self isolationquarantine,social physical distance,stay at home safe,hopefaith
Female ICU doctor in hospital parking lot,first responder frontline key medical worker,holding clipboard patient medical card,looking away,emergency service during COVID-19 coronavirus pandemic crisis
Medical EMS worker wearing PPE uniform,safety goggles and face mask,holding clipboard at mobile test center site,PCR Coronavirus COVID-19 virus disease detection in drive-thru check & control facility
COVID-19 drive-thru rt-PCR detection site,medical worker performing nasal swab specimen collection on young male driver,free Coronavirus public diagnostic procedure,mobile car testing center clinic
Healthcare professional holding Coronavirus COVID-19 rapid diagnostic test kit, simple RDT test for preliminary or emergency medical screening, point of care testing for providing same day results
Portrait of serious female key front line worker in blue PPE uniform,standing outside EMS hospital or ICU clinic facility entrance,UK COVID-19 drive through testing site,rt-PCR Coronavirus diagnostic
Young female UK EMS doctor in front of healthcare ICU facility,wearing protective face mask holding medical patient health check form,reflection in the glass window,Coronavirus pandemic crisis
COVID-19 stamped passport ID,airport border customs health and safety security check,restrictive no entry measures due to SARS-CoV-2 corona virus disease epidemic,Coronavirus global pandemic,US  UK
Doctor wearing protective gloves holding document chart,analyzing COVID-19 graph data,Coronavirus global pandemic outbreak crisis,stats showing number of infected patients,death toll,mortality rate
Young GP physician and elderly female patient consulting over video call,virtual medical health check-up,doctor televisit instead of in-office appointment during COVID-19 pandemic outbreak lockdown
Female key doctor checking patient report form medical card,standing outside clinic exterior triage tent,Coronavirus COVID-19 illness diagnosis test,emergency due to global pandemic crisis,UK EMS
Elderly caucasian woman wearing handmade protective face mask,nursing care home,looking outside the window with sadness in her eyes,self isolation due to the global COVID-19 Coronavirus pandemic,hope
Portrait of young pretty female doctor wearing blue uniform,safety goggles and face mask,worried,overworked  stressed UK ICU medical key frontline worker fighting COVID-19 pandemic outbreak crisis
Healthcare professional holding Coronavirus COVID-19 test kit equipment,patient swab sample examination analysis,lab scientist in hazmat personal protective suit inspecting sterile DNA specimen tube
Medical worker in PPE performing nasal  throat swab on person in vehicle through car window,COVID-19 mobile testing centre,drive through facility parking lot,specimen collection and rt-PCR diagnostic
Young female doctor portrait,standing in front of healthcare facility hospital clinic,wearing protective face mask PPE equipment,holding medical patient clipboard,COVID-19 pandemic crisis,copy space
COVID-19 drive-thru patient specimen collection,female medical worker performing nasal swab on young man through vehicle window,Coronavirus point of care rt-PCR diagnostic at testing site location
Red round circle sign printed on supermarket grocery store floor,ordering people to queue up at checkout keeping social distance,protection & prevention of spread & transfer of viruses,germs,bacteria
SOCIAL DISTANCE sign informing people to stay apart  keep away from each other,prevention  protection of Coronavirus spread  transfer,COVID-19 pandemic outbreak,new normal rules  regulations
Young female EMS key worker doctor in front of healthcare ICU facility,wearing protective PPE face mask equipment,holding medical lab patient health check form,UKUS COVID-19 pandemic outbreak crisis
Caucasian female hand wearing blue protective latex rubber glove placing ballot paper in vote box,side view,prevention of spread & transfer of Coronavirus at the USA voting place, COVID-19 pandemic US
Young man running on treadmill in indoor gym,wearing protective face mask & rubber latex gloves,COVID-19 pandemic prevention of spread & transfer of Coronavirus,staying fit in lockdown concept in US
Young female doctor vaccinating elderly patient in UK GP's office,virus disease therapy and treatment,remedy and cure for infections or seasonal flu,Coronavirus COVID-19 potential vaccine development
COVID-19 virus disease self swab test sample kit, medical laboratory scientist holding a test tube with throat swab viral specimen collection equipment, Coronavirus health check
Young caucasian man working out wearing face mask & latex rubber gloves,performing bicep curl with dumbbells,COVID-19 pandemic social distancing rules while working out in indoor gym,United States US
Portrait of young beautiful female EMS medical worker,wearing blue uniform and protective face mask,studio headshot isolated on white background,stress and worry due to Coronavirus COVID-19 pandemic
Coronavirus COVID-19 testing,swab collection equipment,sterile vacutainer with swabbing stick,closeup of hands holding a packaging bag containing specimen self collection kit,at home point of care
Female caucasian doctor holding a swab collection stick, nasal and oral specimen swabbing in doctor's office, patient PCR testing procedure appointment, Coronavirus COVID-19 global pandemic crisis
Medical worker wearing PPE protective white suit,face shield mask,holding clipboard patient health check up form,standing in front of clinic hospital,triage tent for COVID-19 UK point of care testing
Medical healthcare scientist holding COVID-19 swab collection kit,wearing PPE personal protective suit mask gloves,test tube for taking OP NP patient specimen sample,PCR DNA testing protocol process
Coronavirus COVID-19 vaccine development,research for cure  treatment of infected patients,groundbreaking discovery in battle against SARS-CoV-2 pathogen,hands in gloves holding ampoule  syringe jab
Young female EMS key worker doctor in front of healthcare ICU facility,wearing protective face mask holding medical patient lab health check form,COVID-19 pandemic outbreak crisis PPE shortage in UK
Medical healthcare technologist holding COVID-19 swab collection kit,wearing white protective suit mask and gloves,test tube for taking OP NP patient specimen sample,PCR DNA test process illustration
Drive-thru COVID-19 test site,medical staff wearing PPE and face shield performing nasal swabbing,young male driver patient waiting sitting in automobile while worker takes specimen through car window
Doctor wearing protective gloves analyzing COVID-19 info data,Coronavirus global pandemic outbreak crisis,stats showing rising number of infected patients,death toll and mortality rate,easing measures
Young woman adjusting protective face mask,standing on petrol station parking lot, Coronavirus COVID-19 corona virus disease global pandemic outbreak crisis, people wearing medical equipment in public
COVID-19 Coronavirus global pandemic, hands in gloves holding swab test tube, PCR at home patient sample collection kit,sterile specimen ready for analysis, detection testing presence of virus disease
Portrait of elderly senior citizen wearing face mask looking through room window,Coronavirus COVID-19 pandemic outbreak nursing home crisis,high mortality rate and death cases among older population
Female UK doctor holding blue clipboard standing outside hospital clinic street entrance,frontline key medical worker studying patient card form,modern care facility nursing home complex exterior
Serious female caucasian doctor looking away with worried facial expression,lost hope due to high mortality rate death toll,Coronavirus COVID-19 pandemic crisis,overworked exhausted EMS staff portrait
Medical worker in personal protective equipment swabbing a person in a car drive through Coronavirus COVID-19 mobile testing center,oral and nasal specimen collection procedure,health and safety
Female sculptor at work in a workshop, using hammer and chisel to sculpt a piece of white marble stone, debris and particles flying around, stonemasonry and stonecraft, copy space
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